Merge pull request 'Replace PuppeteerSharp with Playwright' (#44 ) from whimsical-c4lic0/OF-DL:replace-puppeteer-with-playwright into master

Reviewed-on: sim0n00ps/OF-DL#44
Merge remote-tracking branch 'sim0n00ps/master' into replace-puppeteer-with-playwright
2026-02-20 10:39:25 +00:00 · 2026-02-19 12:25:27 -06:00 · 2026-02-19 18:23:24 +00:00 · 2026-02-19 18:22:51 +00:00 · 2026-02-19 18:22:42 +00:00 · 2026-02-19 12:21:06 -06:00
35 changed files with 1317 additions and 419 deletions
--- a/.gitea/workflows/publish-release.yml
+++ b/.gitea/workflows/publish-release.yml
@ -52,12 +52,13 @@ jobs:
          echo "➤ Creating folder for CDM"
          mkdir -p cdm/devices/chrome_1610
-          echo "➤ Copying ffmpeg from user folder"
+          echo "➤ Copying ffmpeg and ffprobe from user folder"
          cp /home/rhys/ffmpeg/ffmpeg-7.1.1-essentials_build/bin/ffmpeg.exe .
          cp /home/rhys/ffmpeg/ffmpeg-7.1.1-essentials_build/bin/ffprobe.exe .
          cp /home/rhys/ffmpeg/ffmpeg-7.1.1-essentials_build/LICENSE LICENSE.ffmpeg
          echo "➤ Creating release zip"
-          zip ../OFDLV${{ steps.version.outputs.version }}.zip OF\ DL.exe e_sqlite3.dll rules.json config.conf cdm ffmpeg.exe LICENSE.ffmpeg
+          zip ../OFDLV${{ steps.version.outputs.version }}.zip OF\ DL.exe e_sqlite3.dll rules.json config.conf cdm chromium-scripts ffmpeg.exe ffprobe.exe LICENSE.ffmpeg
          cd ..
      - name: Create release and upload artifact
--- a/37
+++ b/37
@ -1,10 +1,7 @@
-FROM alpine:3.23 AS build
+FROM mcr.microsoft.com/dotnet/sdk:10.0 AS build
 ARG VERSION
 RUN apk --no-cache --repository community add \
      dotnet10-sdk
 # Copy source code
 COPY ["OF DL.sln", "/src/OF DL.sln"]
 COPY ["OF DL", "/src/OF DL"]
@ -22,21 +19,24 @@ RUN /src/out/OF\ DL --non-interactive || true && \
      mv /src/updated_config.conf /src/config.conf
-FROM alpine:3.23 AS final
+FROM mcr.microsoft.com/dotnet/runtime:10.0 AS final
 # Install dependencies
-RUN apk --no-cache --repository community add \
+RUN apt-get update \
-      bash \
+    && apt-get install -y \
      tini \
-      dotnet10-runtime \
+      ffmpeg \
      ffmpeg7 \
      udev \
      ttf-freefont \
      chromium \
      supervisor \
      xvfb \
      x11vnc \
-      novnc
+      novnc \
      npm \
    && rm -rf /var/lib/apt/lists/*
 RUN npx playwright install-deps
 RUN apt-get remove --purge -y npm \
    && apt-get autoremove -y
 # Redirect webroot to vnc.html instead of displaying directory listing
 RUN echo "<!DOCTYPE html><html><head><meta http-equiv=\"Refresh\" content=\"0; url='vnc.html'\" /></head><body></body></html>" > /usr/share/novnc/index.html
@ -55,13 +55,14 @@ COPY docker/supervisord.conf /etc/supervisor/conf.d/supervisord.conf
 COPY docker/entrypoint.sh /app/entrypoint.sh
 RUN chmod +x /app/entrypoint.sh
-ENV DISPLAY=:0.0 \
+ENV DEBIAN_FRONTEND="noninteractive" \
-	DISPLAY_WIDTH=1024 \
+    DISPLAY=:0.0 \
 	DISPLAY_WIDTH=1366 \
 	DISPLAY_HEIGHT=768 \
-	OFDL_PUPPETEER_EXECUTABLE_PATH=/usr/bin/chromium \
+	OFDL_DOCKER=true \
-	OFDL_DOCKER=true
+	PLAYWRIGHT_BROWSERS_PATH=/config/chromium
 EXPOSE 8080
 WORKDIR /config
-ENTRYPOINT ["/sbin/tini", "--"]
+ENTRYPOINT ["/usr/bin/tini", "--"]
 CMD ["/app/entrypoint.sh"]
--- a/DL.Core/Helpers/Constants.cs
+++ b/DL.Core/Helpers/Constants.cs
@ -9,4 +9,6 @@ public static class Constants
    public const int WidevineRetryDelay = 10;
    public const int WidevineMaxRetries = 3;
    public const int DrmDownloadMaxRetries = 3;
 }
--- a/DL.Core/Models/Config/Config.cs
+++ b/DL.Core/Models/Config/Config.cs
@ -76,6 +76,7 @@ public class Config : IFileNameFormatConfig
    [ToggleableConfig] public bool NonInteractiveModePurchasedTab { get; set; }
    public string? FFmpegPath { get; set; } = "";
    public string? FFprobePath { get; set; } = "";
    [ToggleableConfig] public bool BypassContentForCreatorsWhoNoLongerExist { get; set; }
@ -95,6 +96,8 @@ public class Config : IFileNameFormatConfig
    [JsonConverter(typeof(StringEnumConverter))]
    public VideoResolution DownloadVideoResolution { get; set; } = VideoResolution.source;
    public double DrmVideoDurationMatchThreshold { get; set; } = 0.98;
    // When enabled, post/message text is stored as-is without XML stripping.
    [ToggleableConfig] public bool DisableTextSanitization { get; set; }
@ -115,22 +118,22 @@ public class Config : IFileNameFormatConfig
        if (CreatorConfigs.TryGetValue(username, out CreatorConfig? creatorConfig))
        {
-            if (creatorConfig.PaidPostFileNameFormat != null)
+            if (!string.IsNullOrEmpty(creatorConfig.PaidPostFileNameFormat))
            {
                combinedFilenameFormatConfig.PaidPostFileNameFormat = creatorConfig.PaidPostFileNameFormat;
            }
-            if (creatorConfig.PostFileNameFormat != null)
+            if (!string.IsNullOrEmpty(creatorConfig.PostFileNameFormat))
            {
                combinedFilenameFormatConfig.PostFileNameFormat = creatorConfig.PostFileNameFormat;
            }
-            if (creatorConfig.PaidMessageFileNameFormat != null)
+            if (!string.IsNullOrEmpty(creatorConfig.PaidMessageFileNameFormat))
            {
                combinedFilenameFormatConfig.PaidMessageFileNameFormat = creatorConfig.PaidMessageFileNameFormat;
            }
-            if (creatorConfig.MessageFileNameFormat != null)
+            if (!string.IsNullOrEmpty(creatorConfig.MessageFileNameFormat))
            {
                combinedFilenameFormatConfig.MessageFileNameFormat = creatorConfig.MessageFileNameFormat;
            }
--- a/DL.Core/Models/StartupResult.cs
+++ b/DL.Core/Models/StartupResult.cs
@ -14,6 +14,14 @@ public class StartupResult
    public string? FfmpegVersion { get; set; }
    public bool FfprobeFound { get; set; }
    public bool FfprobePathAutoDetected { get; set; }
    public string? FfprobePath { get; set; }
    public string? FfprobeVersion { get; set; }
    public bool ClientIdBlobMissing { get; set; }
    public bool DevicePrivateKeyMissing { get; set; }
--- a/DL.Core.csproj
+++ b/DL.Core.csproj
@ -13,9 +13,9 @@
    <PackageReference Include="HtmlAgilityPack" Version="1.12.4"/>
    <PackageReference Include="Microsoft.Data.Sqlite" Version="10.0.3"/>
    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="10.0.3"/>
    <PackageReference Include="Microsoft.Playwright" Version="1.58.0"/>
    <PackageReference Include="Newtonsoft.Json" Version="13.0.4"/>
    <PackageReference Include="protobuf-net" Version="3.2.56"/>
    <PackageReference Include="PuppeteerSharp" Version="20.2.6"/>
    <PackageReference Include="Serilog" Version="4.3.1"/>
    <PackageReference Include="Serilog.Sinks.Console" Version="6.1.1"/>
    <PackageReference Include="Serilog.Sinks.File" Version="7.0.0"/>
--- a/DL.Core/Services/ApiService.cs
+++ b/DL.Core/Services/ApiService.cs
@ -1,6 +1,7 @@
 using System.Globalization;
 using System.Security.Cryptography;
 using System.Text;
 using System.Xml;
 using System.Xml.Linq;
 using Newtonsoft.Json;
 using Newtonsoft.Json.Linq;
@ -2575,19 +2576,26 @@ public class ApiService(IAuthService authService, IConfigService configService,
    /// <summary>
-    /// Retrieves the Widevine PSSH from an MPD manifest.
+    /// Retrieves DRM metadata (PSSH, Last-Modified, and duration) from an MPD manifest
    /// </summary>
    /// <param name="mpdUrl">The MPD URL.</param>
    /// <param name="policy">CloudFront policy token.</param>
    /// <param name="signature">CloudFront signature token.</param>
    /// <param name="kvp">CloudFront key pair ID.</param>
-    /// <returns>The PSSH value or an empty string.</returns>
+    /// <returns>Tuple with PSSH, Last-Modified, and duration seconds.</returns>
-    public async Task<string> GetDrmMpdPssh(string mpdUrl, string policy, string signature, string kvp)
+    public async Task<(string pssh, DateTime lastModified, double? durationSeconds)> GetDrmMpdInfo(
        string mpdUrl, string policy, string signature, string kvp)
    {
        Log.Debug("Calling GetDrmMpdInfo");
        Log.Debug("mpdUrl: {MpdUrl}", mpdUrl);
        Log.Debug("policy: {Policy}", policy);
        Log.Debug("signature: {Signature}", signature);
        Log.Debug("kvp: {Kvp}", kvp);
        try
        {
            Auth? currentAuth = authService.CurrentAuth;
-            if (currentAuth == null || currentAuth.UserAgent == null || currentAuth.Cookie == null)
+            if (currentAuth?.UserAgent == null || currentAuth.Cookie == null)
            {
                throw new Exception("Auth service is missing required fields");
            }
@ -2598,70 +2606,44 @@ public class ApiService(IAuthService authService, IConfigService configService,
            request.Headers.Add("Accept", "*/*");
            request.Headers.Add("Cookie",
                $"CloudFront-Policy={policy}; CloudFront-Signature={signature}; CloudFront-Key-Pair-Id={kvp}; {currentAuth.Cookie};");
            using HttpResponseMessage response = await client.SendAsync(request);
            response.EnsureSuccessStatusCode();
            DateTime lastModified = response.Content.Headers.LastModified?.LocalDateTime ?? DateTime.Now;
            if (response.Content.Headers.LastModified == null
                && response.Headers.TryGetValues("Last-Modified", out IEnumerable<string>? lastModifiedValues))
            {
                string? lastModifiedRaw = lastModifiedValues.FirstOrDefault();
                if (!string.IsNullOrWhiteSpace(lastModifiedRaw)
                    && DateTimeOffset.TryParse(lastModifiedRaw, out DateTimeOffset parsedLastModified))
                {
                    lastModified = parsedLastModified.LocalDateTime;
                }
            }
            string body = await response.Content.ReadAsStringAsync();
            XNamespace cenc = "urn:mpeg:cenc:2013";
            XDocument xmlDoc = XDocument.Parse(body);
            IEnumerable<XElement> psshElements = xmlDoc.Descendants(cenc + "pssh");
            string pssh = psshElements.ElementAt(1).Value;
-            return pssh;
+            XNamespace cenc = "urn:mpeg:cenc:2013";
            List<XElement> psshElements = xmlDoc.Descendants(cenc + "pssh").ToList();
            string pssh = psshElements.Skip(1).FirstOrDefault()?.Value
                          ?? psshElements.FirstOrDefault()?.Value
                          ?? string.Empty;
            string? durationText = xmlDoc.Root?.Attribute("mediaPresentationDuration")?.Value
                                   ?? xmlDoc.Root?.Elements().FirstOrDefault(e => e.Name.LocalName == "Period")
                                       ?.Attribute("duration")?.Value;
            double? durationSeconds = ParseDurationSeconds(durationText);
            return (pssh, lastModified, durationSeconds);
        }
        catch (Exception ex)
        {
            ExceptionLoggerHelper.LogException(ex);
        }
-        return string.Empty;
+        return (string.Empty, DateTime.Now, null);
    }
    /// <summary>
    /// Retrieves the Last-Modified timestamp for an MPD manifest.
    /// </summary>
    /// <param name="mpdUrl">The MPD URL.</param>
    /// <param name="policy">CloudFront policy token.</param>
    /// <param name="signature">CloudFront signature token.</param>
    /// <param name="kvp">CloudFront key pair ID.</param>
    /// <returns>The last modified timestamp.</returns>
    public async Task<DateTime> GetDrmMpdLastModified(string mpdUrl, string policy, string signature, string kvp)
    {
        Log.Debug("Calling GetDrmMpdLastModified");
        Log.Debug($"mpdUrl: {mpdUrl}");
        Log.Debug($"policy: {policy}");
        Log.Debug($"signature: {signature}");
        Log.Debug($"kvp: {kvp}");
        try
        {
            Auth? currentAuth = authService.CurrentAuth;
            if (currentAuth == null || currentAuth.UserAgent == null || currentAuth.Cookie == null)
            {
                throw new Exception("Auth service is missing required fields");
            }
            HttpClient client = new();
            HttpRequestMessage request = new(HttpMethod.Get, mpdUrl);
            request.Headers.Add("user-agent", currentAuth.UserAgent);
            request.Headers.Add("Accept", "*/*");
            request.Headers.Add("Cookie",
                $"CloudFront-Policy={policy}; CloudFront-Signature={signature}; CloudFront-Key-Pair-Id={kvp}; {currentAuth.Cookie};");
            using HttpResponseMessage response =
                await client.SendAsync(request, HttpCompletionOption.ResponseHeadersRead);
            response.EnsureSuccessStatusCode();
            DateTime lastmodified = response.Content.Headers.LastModified?.LocalDateTime ?? DateTime.Now;
            Log.Debug($"Last modified: {lastmodified}");
            return lastmodified;
        }
        catch (Exception ex)
        {
            ExceptionLoggerHelper.LogException(ex);
        }
        return DateTime.Now;
    }
    /// <summary>
@ -2809,6 +2791,24 @@ public class ApiService(IAuthService authService, IConfigService configService,
        return Task.FromResult(request);
    }
    private static double? ParseDurationSeconds(string? iso8601Duration)
    {
        if (string.IsNullOrWhiteSpace(iso8601Duration))
        {
            return null;
        }
        try
        {
            TimeSpan duration = XmlConvert.ToTimeSpan(iso8601Duration);
            return duration.TotalSeconds > 0 ? duration.TotalSeconds : null;
        }
        catch (FormatException)
        {
            return null;
        }
    }
    private static double ConvertToUnixTimestampWithMicrosecondPrecision(DateTime date)
    {
        DateTime origin = new(1970, 1, 1, 0, 0, 0, 0, DateTimeKind.Utc);
--- a/DL.Core/Services/AuthService.cs
+++ b/DL.Core/Services/AuthService.cs
@ -1,9 +1,8 @@
 using System.Text.RegularExpressions;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Playwright;
 using Newtonsoft.Json;
 using OF_DL.Models;
 using PuppeteerSharp;
 using PuppeteerSharp.BrowserData;
 using Serilog;
 using UserEntities = OF_DL.Models.Entities.Users;
@ -11,8 +10,25 @@ namespace OF_DL.Services;
 public class AuthService(IServiceProvider serviceProvider) : IAuthService
 {
-    private const int LoginTimeout = 600000; // 10 minutes
+    private const float LoginTimeout = 600000f; // 10 minutes
-    private const int FeedLoadTimeout = 60000; // 1 minute
+    private const float FeedLoadTimeout = 60000f; // 1 minute
    private const int AdditionalWaitAfterPageLoad = 3000; // 3 seconds
    private readonly string _userDataDir = Path.GetFullPath("chromium-data");
    private const string InitScriptsDirName = "chromium-scripts";
    private readonly BrowserTypeLaunchPersistentContextOptions _options = new()
    {
        Headless = false,
        Channel = "chromium",
        Args =
        [
            "--no-sandbox",
            "--disable-setuid-sandbox",
            "--disable-blink-features=AutomationControlled",
            "--disable-infobars"
        ]
    };
    private readonly string[] _desiredCookies =
    [
@ -20,14 +36,6 @@ public class AuthService(IServiceProvider serviceProvider) : IAuthService
        "sess"
    ];
    private readonly LaunchOptions _options = new()
    {
        Headless = false,
        Channel = ChromeReleaseChannel.Stable,
        DefaultViewport = null,
        Args = ["--no-sandbox", "--disable-setuid-sandbox"],
        UserDataDir = Path.GetFullPath("chrome-data")
    };
    /// <summary>
    /// Gets or sets the current authentication state.
@ -35,7 +43,7 @@ public class AuthService(IServiceProvider serviceProvider) : IAuthService
    public Auth? CurrentAuth { get; set; }
    /// <summary>
-    /// Loads authentication data from disk.
+    /// Loads authentication data from the disk.
    /// </summary>
    /// <param name="filePath">The auth file path.</param>
    /// <returns>True when auth data is loaded successfully.</returns>
@ -107,43 +115,37 @@ public class AuthService(IServiceProvider serviceProvider) : IAuthService
        }
    }
-    private async Task SetupBrowser(bool runningInDocker)
+    private Task SetupBrowser(bool runningInDocker)
    {
        string? executablePath = Environment.GetEnvironmentVariable("OFDL_PUPPETEER_EXECUTABLE_PATH");
        if (executablePath != null)
        {
            Log.Information(
                "OFDL_PUPPETEER_EXECUTABLE_PATH environment variable found. Using browser executable path: {executablePath}",
                executablePath);
            _options.ExecutablePath = executablePath;
        }
        else
        {
            BrowserFetcher browserFetcher = new();
            List<InstalledBrowser> installedBrowsers = browserFetcher.GetInstalledBrowsers().ToList();
            if (installedBrowsers.Count == 0)
            {
                Log.Information("Downloading browser.");
                InstalledBrowser? downloadedBrowser = await browserFetcher.DownloadAsync();
                Log.Information("Browser downloaded. Path: {executablePath}",
                    downloadedBrowser.GetExecutablePath());
                _options.ExecutablePath = downloadedBrowser.GetExecutablePath();
            }
            else
            {
                _options.ExecutablePath = installedBrowsers.First().GetExecutablePath();
            }
        }
        if (runningInDocker)
        {
            Log.Information("Running in Docker. Disabling sandbox and GPU.");
-            _options.Args = ["--no-sandbox", "--disable-setuid-sandbox", "--disable-gpu"];
+            _options.Args =
            [
                "--no-sandbox", "--disable-setuid-sandbox", "--disable-gpu",
                "--disable-blink-features=AutomationControlled", "--disable-infobars"
            ];
            // If chromium is already downloaded, skip installation
            string? playwrightBrowsersPath = Environment.GetEnvironmentVariable("PLAYWRIGHT_BROWSERS_PATH");
            IEnumerable<string> folders = Directory.GetDirectories(playwrightBrowsersPath ?? "/config/chromium")
                .Where(folder => folder.Contains("chromium-"));
            if (folders.Any())
            {
                Log.Information("chromium already downloaded. Skipping install step.");
                return Task.CompletedTask;
            }
        }
-    private async Task<string> GetBcToken(IPage page) =>
+        int exitCode = Program.Main(["install", "--with-deps", "chromium"]);
-        await page.EvaluateExpressionAsync<string>("window.localStorage.getItem('bcTokenSha') || ''");
+        return exitCode != 0
            ? throw new Exception($"Playwright chromium download failed. Exited with code {exitCode}")
            : Task.CompletedTask;
    }
    private static async Task<string> GetBcToken(IPage page) =>
        await page.EvaluateAsync<string>("window.localStorage.getItem('bcTokenSha') || ''");
    /// <summary>
    /// Normalizes the stored cookie string to only include required cookie values.
@ -194,10 +196,10 @@ public class AuthService(IServiceProvider serviceProvider) : IAuthService
    /// </summary>
    public void Logout()
    {
-        if (Directory.Exists("chrome-data"))
+        if (Directory.Exists("chromium-data"))
        {
-            Log.Information("Deleting chrome-data folder");
+            Log.Information("Deleting chromium-data folder");
-            Directory.Delete("chrome-data", true);
+            Directory.Delete("chromium-data", true);
        }
        if (File.Exists("auth.json"))
@ -211,18 +213,23 @@ public class AuthService(IServiceProvider serviceProvider) : IAuthService
    {
        try
        {
-            IBrowser? browser;
+            IBrowserContext? browser;
            try
            {
-                browser = await Puppeteer.LaunchAsync(_options);
+                IPlaywright playwright = await Playwright.CreateAsync();
                browser = await playwright.Chromium.LaunchPersistentContextAsync(_userDataDir, _options);
            }
-            catch (ProcessException e)
+            catch (Exception e)
            {
-                if (e.Message.Contains("Failed to launch browser") && Directory.Exists(_options.UserDataDir))
+                if ((
                        e.Message.Contains("An error occurred trying to start process") ||
                        e.Message.Contains("The profile appears to be in use by another Chromium process")
                    ) && Directory.Exists(_userDataDir))
                {
-                    Log.Error("Failed to launch browser. Deleting chrome-data directory and trying again.");
+                    Log.Error("Failed to launch browser. Deleting chromium-data directory and trying again.");
-                    Directory.Delete(_options.UserDataDir, true);
+                    Directory.Delete(_userDataDir, true);
-                    browser = await Puppeteer.LaunchAsync(_options);
+                    IPlaywright playwright = await Playwright.CreateAsync();
                    browser = await playwright.Chromium.LaunchPersistentContextAsync(_userDataDir, _options);
                }
                else
                {
@ -235,27 +242,39 @@ public class AuthService(IServiceProvider serviceProvider) : IAuthService
                throw new Exception("Could not get browser");
            }
-            IPage[]? pages = await browser.PagesAsync();
+            IPage? page = browser.Pages[0];
            IPage? page = pages.First();
            if (page == null)
            {
                throw new Exception("Could not get page");
            }
            string exeDirectory = Path.GetDirectoryName(System.Reflection.Assembly.GetExecutingAssembly().Location) ??
                                  string.Empty;
            string initScriptsDir = Path.Combine(exeDirectory, InitScriptsDirName);
            if (Directory.Exists(initScriptsDir))
            {
                Log.Information("Loading init scripts from {initScriptsDir}", initScriptsDir);
                foreach (string initScript in Directory.GetFiles(initScriptsDir, "*.js"))
                {
                    Log.Debug("Loading init script {initScript}", initScript);
                    await page.AddInitScriptAsync(initScript);
                }
            }
            Log.Debug("Navigating to OnlyFans.");
-            await page.GoToAsync("https://onlyfans.com");
+            await page.GotoAsync("https://onlyfans.com");
            Log.Debug("Waiting for user to login");
-            await page.WaitForSelectorAsync(".b-feed", new WaitForSelectorOptions { Timeout = LoginTimeout });
+            await page.WaitForSelectorAsync(".b-feed", new PageWaitForSelectorOptions { Timeout = LoginTimeout });
            Log.Debug("Feed element detected (user logged in)");
-            await page.ReloadAsync();
+            await page.ReloadAsync(
                new PageReloadOptions { Timeout = FeedLoadTimeout, WaitUntil = WaitUntilState.DOMContentLoaded });
            // Wait for an additional time to ensure the DOM is fully loaded
            await Task.Delay(AdditionalWaitAfterPageLoad);
            await page.WaitForNavigationAsync(new NavigationOptions
            {
                WaitUntil = [WaitUntilNavigation.Networkidle2], Timeout = FeedLoadTimeout
            });
            Log.Debug("DOM loaded. Getting BC token and cookies ...");
            string xBc;
@ -265,35 +284,40 @@ public class AuthService(IServiceProvider serviceProvider) : IAuthService
            }
            catch (Exception e)
            {
-                Log.Error(e, "Error getting bcToken");
+                await browser.CloseAsync();
-                throw new Exception("Error getting bcToken");
+                throw new Exception($"Error getting bcToken. {e.Message}");
            }
-            Dictionary<string, string> mappedCookies = (await page.GetCookiesAsync())
+            Dictionary<string, string> mappedCookies = (await browser.CookiesAsync())
                .Where(cookie => cookie.Domain.Contains("onlyfans.com"))
                .ToDictionary(cookie => cookie.Name, cookie => cookie.Value);
            mappedCookies.TryGetValue("auth_id", out string? userId);
            if (userId == null)
            {
                await browser.CloseAsync();
                throw new Exception("Could not find 'auth_id' cookie");
            }
            mappedCookies.TryGetValue("sess", out string? sess);
            if (sess == null)
            {
                await browser.CloseAsync();
                throw new Exception("Could not find 'sess' cookie");
            }
-            string? userAgent = await browser.GetUserAgentAsync();
+            string userAgent = await page.EvaluateAsync<string>("navigator.userAgent");
-            if (userAgent == null)
+            if (string.IsNullOrWhiteSpace(userAgent))
            {
                await browser.CloseAsync();
                throw new Exception("Could not get user agent");
            }
            string cookies = string.Join(" ", mappedCookies.Keys.Where(key => _desiredCookies.Contains(key))
                .Select(key => $"${key}={mappedCookies[key]};"));
            await browser.CloseAsync();
            return new Auth { Cookie = cookies, UserAgent = userAgent, UserId = userId, XBc = xBc };
        }
        catch (Exception e)
--- a/DL.Core/Services/ConfigService.cs
+++ b/DL.Core/Services/ConfigService.cs
@ -1,3 +1,4 @@
 using System.Globalization;
 using System.Reflection;
 using System.Text;
 using Akka.Configuration;
@ -164,6 +165,7 @@ public class ConfigService(ILoggingService loggingService) : IConfigService
                // FFmpeg Settings
                FFmpegPath = hoconConfig.GetString("External.FFmpegPath"),
                FFprobePath = hoconConfig.GetString("External.FFprobePath", ""),
                // Download Settings
                DownloadAvatarHeaderPhoto = hoconConfig.GetBoolean("Download.Media.DownloadAvatarHeaderPhoto"),
@ -194,11 +196,13 @@ public class ConfigService(ILoggingService loggingService) : IConfigService
                        : null,
                ShowScrapeSize = hoconConfig.GetBoolean("Download.ShowScrapeSize"),
                DisableTextSanitization =
-                    bool.TryParse(hoconConfig.GetString("Download.DisableTextSanitization", "false"), out bool dts)
+                    bool.TryParse(hoconConfig.GetString("Download.DisableTextSanitization", "false"), out bool dts) &&
-                        ? dts
+                    dts,
                        : false,
                DownloadVideoResolution =
                    ParseVideoResolution(hoconConfig.GetString("Download.DownloadVideoResolution", "source")),
                DrmVideoDurationMatchThreshold =
                    ParseDrmVideoDurationMatchThreshold(
                        hoconConfig.GetString("Download.DrmVideoDurationMatchThreshold", "0.98")),
                // File Settings
                PaidPostFileNameFormat = hoconConfig.GetString("File.PaidPostFileNameFormat"),
@ -311,6 +315,7 @@ public class ConfigService(ILoggingService loggingService) : IConfigService
        hocon.AppendLine("# External Tools");
        hocon.AppendLine("External {");
        hocon.AppendLine($"  FFmpegPath = \"{config.FFmpegPath}\"");
        hocon.AppendLine($"  FFprobePath = \"{config.FFprobePath}\"");
        hocon.AppendLine("}");
        hocon.AppendLine("# Download Settings");
@ -343,6 +348,8 @@ public class ConfigService(ILoggingService loggingService) : IConfigService
        hocon.AppendLine($"  DisableTextSanitization = {config.DisableTextSanitization.ToString().ToLower()}");
        hocon.AppendLine(
            $"  DownloadVideoResolution = \"{(config.DownloadVideoResolution == VideoResolution.source ? "source" : config.DownloadVideoResolution.ToString().TrimStart('_'))}\"");
        hocon.AppendLine(
            $"  DrmVideoDurationMatchThreshold = {config.DrmVideoDurationMatchThreshold.ToString(CultureInfo.InvariantCulture)}");
        hocon.AppendLine("}");
        hocon.AppendLine("# File Settings");
@ -492,4 +499,9 @@ public class ConfigService(ILoggingService loggingService) : IConfigService
        return Enum.Parse<VideoResolution>("_" + value, true);
    }
    private static double ParseDrmVideoDurationMatchThreshold(string value) =>
        !double.TryParse(value, NumberStyles.Float, CultureInfo.InvariantCulture, out double parsed)
            ? 0.98
            : Math.Clamp(parsed, 0.01, 1.0);
 }
--- a/DL.Core/Services/DownloadOrchestrationService.cs
+++ b/DL.Core/Services/DownloadOrchestrationService.cs
@ -192,7 +192,7 @@ public class DownloadOrchestrationService(
        {
            eventHandler.OnMessage(
                "Getting Posts (this may take a long time, depending on the number of Posts the creator has)");
-            Log.Debug($"Calling DownloadFreePosts - {username}");
+            Log.Debug("Calling DownloadFreePosts - {Username}", username);
            counts.PostCount = await DownloadContentTypeAsync("Posts",
                async statusReporter =>
@ -627,7 +627,7 @@ public class DownloadOrchestrationService(
        int objectCount = getObjectCount(data);
        eventHandler.OnContentFound(contentType, mediaCount, objectCount);
-        Log.Debug($"Found {mediaCount} Media from {objectCount} {contentType}");
+        Log.Debug("Found {MediaCount} Media from {ObjectCount} {ContentType}", mediaCount, objectCount, contentType);
        Config config = configService.CurrentConfig;
        List<string>? urls = getUrls(data);
@ -641,7 +641,7 @@ public class DownloadOrchestrationService(
        eventHandler.OnDownloadComplete(contentType, result);
        Log.Debug(
-            $"{contentType} Already Downloaded: {result.ExistingDownloads} New {contentType} Downloaded: {result.NewDownloads}");
+            $"{contentType} Media Already Downloaded: {result.ExistingDownloads} New {contentType} Media Downloaded: {result.NewDownloads}");
        return result.TotalCount;
    }
--- a/DL.Core/Services/DownloadService.cs
+++ b/DL.Core/Services/DownloadService.cs
@ -1,3 +1,5 @@
 using System.Diagnostics;
 using System.Globalization;
 using System.Security.Cryptography;
 using System.Text.RegularExpressions;
 using FFmpeg.NET;
@ -111,14 +113,26 @@ public class DownloadService(
        }
    }
-    private async Task<bool> DownloadDrmMedia(string userAgent, string policy, string signature, string kvp,
+    private async Task<bool> DownloadDrmMedia(
-        string sess, string url, string decryptionKey, string folder, DateTime lastModified, long mediaId,
+        string userAgent,
-        string apiType, IProgressReporter progressReporter, string customFileName, string filename, string path)
+        string policy,
        string signature,
        string kvp,
        string sess,
        string url,
        string decryptionKey,
        string folder,
        DateTime lastModified,
        long mediaId,
        string apiType,
        IProgressReporter progressReporter,
        string customFileName,
        string filename,
        string path,
        double? expectedDurationSeconds)
    {
        try
        {
            _completionSource = new TaskCompletionSource<bool>();
            int pos1 = decryptionKey.IndexOf(':');
            string decKey = "";
            if (pos1 >= 0)
@ -126,25 +140,20 @@ public class DownloadService(
                decKey = decryptionKey[(pos1 + 1)..];
            }
-            int streamIndex = 0;
+            const int streamIndex = 0;
            string tempFilename = $"{folder}{path}/{filename}_source.mp4";
            string finalFilePath = !string.IsNullOrEmpty(customFileName)
                ? $"{folder}{path}/{customFileName}.mp4"
                : tempFilename;
-            // Configure ffmpeg log level and optional report file location
+            // Configure ffmpeg log level and optional report file location.
-            bool ffmpegDebugLogging = Log.IsEnabled(LogEventLevel.Debug);
+            string ffToolLogLevel = GetFfToolLogLevel();
-
+            bool enableFfReport = string.Equals(ffToolLogLevel, "debug", StringComparison.OrdinalIgnoreCase);
-            string logLevelArgs = ffmpegDebugLogging ||
+            string logLevelArgs = enableFfReport
                                  configService.CurrentConfig.LoggingLevel is LoggingLevel.Verbose or LoggingLevel.Debug
                ? "-loglevel debug -report"
-                : configService.CurrentConfig.LoggingLevel switch
+                : $"-loglevel {ffToolLogLevel}";
                {
                    LoggingLevel.Information => "-loglevel info",
                    LoggingLevel.Warning => "-loglevel warning",
                    LoggingLevel.Error => "-loglevel error",
                    LoggingLevel.Fatal => "-loglevel fatal",
                    _ => ""
                };
-            if (logLevelArgs.Contains("-report", StringComparison.OrdinalIgnoreCase))
+            if (enableFfReport)
            {
                // Use a relative path so FFREPORT parsing works on Windows (drive-letter ':' breaks option parsing).
                string logDir = Path.Combine(Environment.CurrentDirectory, "logs");
@ -167,6 +176,28 @@ public class DownloadService(
                $"CloudFront-Key-Pair-Id={kvp}; " +
                $"{sess}";
            if (expectedDurationSeconds.HasValue)
            {
                Log.Debug("Expected DRM video duration for media {MediaId}: {ExpectedDurationSeconds:F2}s", mediaId,
                    expectedDurationSeconds.Value);
            }
            else
            {
                Log.Warning("MPD video duration missing for media {MediaId}; skipping DRM duration validation.",
                    mediaId);
            }
            double threshold = configService.CurrentConfig.DrmVideoDurationMatchThreshold;
            for (int attempt = 1; attempt <= Constants.DrmDownloadMaxRetries; attempt++)
            {
                TryDeleteFile(tempFilename);
                if (!string.Equals(finalFilePath, tempFilename, StringComparison.OrdinalIgnoreCase))
                {
                    TryDeleteFile(finalFilePath);
                }
                _completionSource = new TaskCompletionSource<bool>();
                string parameters =
                    $"{logLevelArgs} " +
                    $"-cenc_decryption_key {decKey} " +
@ -181,56 +212,213 @@ public class DownloadService(
                    "-c copy " +
                    $"\"{tempFilename}\"";
-            Log.Debug($"Calling FFMPEG with Parameters: {parameters}");
+                Log.Debug("Calling FFmpeg with Parameters: {Parameters}", parameters);
                Engine ffmpeg = new(configService.CurrentConfig.FFmpegPath);
                ffmpeg.Error += OnError;
-            ffmpeg.Complete += async (_, _) =>
+                ffmpeg.Complete += (_, _) => { _completionSource.TrySetResult(true); };
            {
                _completionSource.TrySetResult(true);
                await OnFFMPEGDownloadComplete(tempFilename, lastModified, folder, path, customFileName, filename,
                    mediaId, apiType, progressReporter);
            };
                await ffmpeg.ExecuteAsync(parameters, CancellationToken.None);
-            return await _completionSource.Task;
+                bool ffmpegSuccess = await _completionSource.Task;
                if (!ffmpegSuccess || !File.Exists(tempFilename))
                {
                    Log.Warning("DRM download attempt {Attempt}/{MaxAttempts} failed for media {MediaId}.", attempt,
                        Constants.DrmDownloadMaxRetries, mediaId);
                    continue;
                }
                if (!expectedDurationSeconds.HasValue)
                {
                    return await FinalizeDrmDownload(tempFilename, lastModified, folder, path, customFileName, filename,
                        mediaId, apiType, progressReporter);
                }
                double? actualDurationSeconds = await TryGetVideoDurationSeconds(tempFilename);
                if (!actualDurationSeconds.HasValue)
                {
                    Log.Warning(
                        "DRM download attempt {Attempt}/{MaxAttempts} could not determine output duration for media {MediaId}.",
                        attempt, Constants.DrmDownloadMaxRetries, mediaId);
                    continue;
                }
                double durationRatio = actualDurationSeconds.Value / expectedDurationSeconds.Value;
                Log.Debug("Expected duration: {ExpectedSeconds:F2}s Actual duration: {ActualSeconds:F2}s",
                    expectedDurationSeconds.Value, actualDurationSeconds.Value);
                Log.Debug("Ratio: {Ratio:P2} Threshold: {Threshold:P2}", durationRatio, threshold);
                if (durationRatio >= threshold)
                {
                    return await FinalizeDrmDownload(tempFilename, lastModified, folder, path, customFileName, filename,
                        mediaId, apiType, progressReporter);
                }
                Log.Warning(
                    "DRM download attempt {Attempt}/{MaxAttempts} produced a short file for media {MediaId}. Expected={ExpectedSeconds:F2}s Actual={ActualSeconds:F2}s Ratio={Ratio:P2} Threshold={Threshold:P2}.",
                    attempt, Constants.DrmDownloadMaxRetries, mediaId, expectedDurationSeconds.Value,
                    actualDurationSeconds.Value, durationRatio, threshold);
            }
            TryDeleteFile(tempFilename);
            Log.Warning("DRM download failed validation after {MaxAttempts} attempts for media {MediaId}.",
                Constants.DrmDownloadMaxRetries, mediaId);
            return false;
        }
        catch (Exception ex)
        {
            ExceptionLoggerHelper.LogException(ex);
        }
            return false;
        }
    }
-    private async Task OnFFMPEGDownloadComplete(string tempFilename, DateTime lastModified, string folder, string path,
+    private async Task<double?> TryGetVideoDurationSeconds(string filePath)
    {
        try
        {
            string ffprobePath = configService.CurrentConfig.FFprobePath
                                 ?? throw new InvalidOperationException("FFprobePath is not configured.");
            string ffprobeLogLevel = GetFfToolLogLevel();
            ProcessStartInfo startInfo = new()
            {
                FileName = ffprobePath,
                Arguments =
                    $"-v {ffprobeLogLevel} -show_entries format=duration -of default=noprint_wrappers=1:nokey=1 \"{filePath}\"",
                RedirectStandardOutput = true,
                RedirectStandardError = true,
                UseShellExecute = false,
                CreateNoWindow = true
            };
            using Process process = new();
            process.StartInfo = startInfo;
            process.Start();
            Task<string> outputTask = process.StandardOutput.ReadToEndAsync();
            Task<string> errorTask = process.StandardError.ReadToEndAsync();
            Task waitForExitTask = process.WaitForExitAsync();
            await Task.WhenAll(outputTask, errorTask, waitForExitTask);
            string output = outputTask.Result;
            string error = errorTask.Result;
            if (process.ExitCode != 0)
            {
                Log.Warning("FFprobe failed for file {FilePath}. ExitCode={ExitCode} Error={Error}", filePath,
                    process.ExitCode, error);
                return null;
            }
            string[] outputLines = output.Split(['\r', '\n'], StringSplitOptions.RemoveEmptyEntries);
            foreach (string outputLine in outputLines)
            {
                if (double.TryParse(outputLine.Trim(), NumberStyles.Float, CultureInfo.InvariantCulture,
                        out double durationSeconds))
                {
                    return durationSeconds > 0 ? durationSeconds : null;
                }
            }
            Log.Warning("Unable to parse FFprobe duration for file {FilePath}. RawOutput={RawOutput}", filePath,
                output.Trim());
            return null;
        }
        catch (Exception ex)
        {
            Log.Warning(ex, "Failed to inspect downloaded video duration for {FilePath}", filePath);
            return null;
        }
    }
    private string GetFfToolLogLevel()
    {
        bool ffToolDebugLogging = Log.IsEnabled(LogEventLevel.Debug);
        if (ffToolDebugLogging ||
            configService.CurrentConfig.LoggingLevel is LoggingLevel.Verbose or LoggingLevel.Debug)
        {
            return "debug";
        }
        return configService.CurrentConfig.LoggingLevel switch
        {
            LoggingLevel.Information => "info",
            LoggingLevel.Warning => "warning",
            LoggingLevel.Error => "error",
            LoggingLevel.Fatal => "fatal",
            _ => "error"
        };
    }
    private async Task<bool> FinalizeDrmDownload(string tempFilename, DateTime lastModified, string folder, string path,
        string customFileName, string filename, long mediaId, string apiType, IProgressReporter progressReporter)
    {
        try
        {
-            if (File.Exists(tempFilename))
+            if (!File.Exists(tempFilename))
            {
-                File.SetLastWriteTime(tempFilename, lastModified);
+                return false;
            }
            File.SetLastWriteTime(tempFilename, lastModified);
            string finalPath = tempFilename;
            string finalName = filename + "_source.mp4";
            if (!string.IsNullOrEmpty(customFileName))
            {
-                File.Move(tempFilename, $"{folder + path + "/" + customFileName + ".mp4"}");
+                finalPath = $"{folder}{path}/{customFileName}.mp4";
                finalName = customFileName + ".mp4";
                if (!AreSamePath(tempFilename, finalPath))
                {
                    TryDeleteFile(finalPath);
                    File.Move(tempFilename, finalPath);
                }
            }
-            // Cleanup Files
+            long fileSizeInBytes = new FileInfo(finalPath).Length;
            long fileSizeInBytes = new FileInfo(!string.IsNullOrEmpty(customFileName)
                ? folder + path + "/" + customFileName + ".mp4"
                : tempFilename).Length;
            ReportProgress(progressReporter, fileSizeInBytes);
-            await dbService.UpdateMedia(folder, mediaId, apiType, folder + path,
+            await dbService.UpdateMedia(folder, mediaId, apiType, folder + path, finalName, fileSizeInBytes, true,
-                !string.IsNullOrEmpty(customFileName) ? customFileName + ".mp4" : filename + "_source.mp4",
+                lastModified);
-                fileSizeInBytes, true, lastModified);
+            return true;
        }
        catch (Exception ex)
        {
            ExceptionLoggerHelper.LogException(ex);
            return false;
        }
    }
    private static void TryDeleteFile(string filePath)
    {
        try
        {
            if (File.Exists(filePath))
            {
                File.Delete(filePath);
            }
        }
        catch
        {
            // Best-effort cleanup only.
        }
    }
    private static bool AreSamePath(string firstPath, string secondPath)
    {
        try
        {
            string firstFullPath = Path.GetFullPath(firstPath);
            string secondFullPath = Path.GetFullPath(secondPath);
            StringComparison comparison = OperatingSystem.IsWindows()
                ? StringComparison.OrdinalIgnoreCase
                : StringComparison.Ordinal;
            return string.Equals(firstFullPath, secondFullPath, comparison);
        }
        catch
        {
            StringComparison comparison = OperatingSystem.IsWindows()
                ? StringComparison.OrdinalIgnoreCase
                : StringComparison.Ordinal;
            return string.Equals(firstPath, secondPath, comparison);
        }
    }
@ -869,12 +1057,13 @@ public class DownloadService(
    /// <param name="postMedia">Media info.</param>
    /// <param name="author">Author info.</param>
    /// <param name="users">Known users map.</param>
    /// <param name="expectedDurationSeconds">The expected duration of the video in seconds.</param>
    /// <returns>True when the media is newly downloaded.</returns>
    private async Task<bool> DownloadDrmVideo(string policy, string signature, string kvp, string url,
        string decryptionKey, string folder, DateTime lastModified, long mediaId, string apiType,
        IProgressReporter progressReporter, string path,
        string? filenameFormat, object? postInfo, object? postMedia,
-        object? author, Dictionary<string, long> users)
+        object? author, Dictionary<string, long> users, double? expectedDurationSeconds)
    {
        try
        {
@ -912,7 +1101,7 @@ public class DownloadService(
                {
                    return await DownloadDrmMedia(authService.CurrentAuth.UserAgent, policy, signature, kvp,
                        authService.CurrentAuth.Cookie, url, decryptionKey, folder, lastModified, mediaId, apiType,
-                        progressReporter, customFileName, filename, path);
+                        progressReporter, customFileName, filename, path, expectedDurationSeconds);
                }
                long fileSizeInBytes = new FileInfo(!string.IsNullOrEmpty(customFileName)
@ -985,15 +1174,14 @@ public class DownloadService(
    /// <param name="drmType">The DRM type.</param>
    /// <param name="clientIdBlobMissing">Whether the CDM client ID blob is missing.</param>
    /// <param name="devicePrivateKeyMissing">Whether the CDM private key is missing.</param>
-    /// <returns>The decryption key and last modified timestamp.</returns>
+    /// <returns>The decryption key, last modified timestamp, and MPD duration seconds.</returns>
-    public async Task<(string decryptionKey, DateTime lastModified)?> GetDecryptionInfo(
+    public async Task<(string decryptionKey, DateTime lastModified, double? mpdDurationSeconds)?> GetDecryptionInfo(
        string mpdUrl, string policy, string signature, string kvp,
        string mediaId, string contentId, string drmType,
        bool clientIdBlobMissing, bool devicePrivateKeyMissing)
    {
-        string pssh = await apiService.GetDrmMpdPssh(mpdUrl, policy, signature, kvp);
+        (string pssh, DateTime lastModified, double? durationSeconds) =
-
+            await apiService.GetDrmMpdInfo(mpdUrl, policy, signature, kvp);
        DateTime lastModified = await apiService.GetDrmMpdLastModified(mpdUrl, policy, signature, kvp);
        Dictionary<string, string> drmHeaders =
            apiService.GetDynamicHeaders($"/api2/v2/users/media/{mediaId}/drm/{drmType}/{contentId}",
                "?type=widevine");
@ -1004,7 +1192,7 @@ public class DownloadService(
            ? await apiService.GetDecryptionKeyOfdl(drmHeaders, licenseUrl, pssh)
            : await apiService.GetDecryptionKeyCdm(drmHeaders, licenseUrl, pssh);
-        return (decryptionKey, lastModified);
+        return (decryptionKey, lastModified, durationSeconds);
    }
    /// <summary>
@ -1058,7 +1246,7 @@ public class DownloadService(
        }
        Log.Debug(
-            $"Highlights Already Downloaded: {oldHighlightsCount} New Highlights Downloaded: {newHighlightsCount}");
+            $"Highlights Media Already Downloaded: {oldHighlightsCount} New Highlights Media Downloaded: {newHighlightsCount}");
        return new DownloadResult
        {
@ -1119,7 +1307,8 @@ public class DownloadService(
            }
        }
-        Log.Debug($"Stories Already Downloaded: {oldStoriesCount} New Stories Downloaded: {newStoriesCount}");
+        Log.Debug(
            $"Stories Media Already Downloaded: {oldStoriesCount} New Stories Media Downloaded: {newStoriesCount}");
        return new DownloadResult
        {
@ -1182,7 +1371,8 @@ public class DownloadService(
            if (archivedKvp.Value.Contains("cdn3.onlyfans.com/dash/files"))
            {
                string[] parsed = archivedKvp.Value.Split(',');
-                (string decryptionKey, DateTime lastModified)? drmInfo = await GetDecryptionInfo(parsed[0], parsed[1],
+                (string decryptionKey, DateTime lastModified, double? mpdDurationSeconds)? drmInfo =
                    await GetDecryptionInfo(parsed[0], parsed[1],
                        parsed[2], parsed[3],
                        parsed[4], parsed[5], "post", clientIdBlobMissing, devicePrivateKeyMissing);
                if (drmInfo == null)
@ -1193,7 +1383,7 @@ public class DownloadService(
                isNew = await DownloadDrmVideo(parsed[1], parsed[2], parsed[3], parsed[0],
                    drmInfo.Value.decryptionKey, path, drmInfo.Value.lastModified, archivedKvp.Key, "Posts",
                    progressReporter, "/Archived/Posts/Free/Videos", filenameFormat,
-                    postInfo, mediaInfo, postInfo?.Author, users);
+                    postInfo, mediaInfo, postInfo?.Author, users, drmInfo.Value.mpdDurationSeconds);
            }
            else
            {
@ -1212,7 +1402,7 @@ public class DownloadService(
        }
        Log.Debug(
-            $"Archived Posts Already Downloaded: {oldArchivedCount} New Archived Posts Downloaded: {newArchivedCount}");
+            $"Archived Posts Media Already Downloaded: {oldArchivedCount} New Archived Posts Media Downloaded: {newArchivedCount}");
        return new DownloadResult
        {
@ -1276,7 +1466,8 @@ public class DownloadService(
            if (messageKvp.Value.Contains("cdn3.onlyfans.com/dash/files"))
            {
                string[] parsed = messageKvp.Value.Split(',');
-                (string decryptionKey, DateTime lastModified)? drmInfo = await GetDecryptionInfo(parsed[0], parsed[1],
+                (string decryptionKey, DateTime lastModified, double? mpdDurationSeconds)? drmInfo =
                    await GetDecryptionInfo(parsed[0], parsed[1],
                        parsed[2], parsed[3],
                        parsed[4], parsed[5], "message", clientIdBlobMissing, devicePrivateKeyMissing);
                if (drmInfo == null)
@ -1287,7 +1478,7 @@ public class DownloadService(
                isNew = await DownloadDrmVideo(parsed[1], parsed[2], parsed[3], parsed[0],
                    drmInfo.Value.decryptionKey, path, drmInfo.Value.lastModified, messageKvp.Key, "Messages",
                    progressReporter, messagePath + "/Videos", filenameFormat,
-                    messageInfo, mediaInfo, messageInfo?.FromUser, users);
+                    messageInfo, mediaInfo, messageInfo?.FromUser, users, drmInfo.Value.mpdDurationSeconds);
            }
            else
            {
@ -1305,7 +1496,8 @@ public class DownloadService(
            }
        }
-        Log.Debug($"Messages Already Downloaded: {oldMessagesCount} New Messages Downloaded: {newMessagesCount}");
+        Log.Debug(
            $"Messages Media Already Downloaded: {oldMessagesCount} New Messages Media Downloaded: {newMessagesCount}");
        return new DownloadResult
        {
@ -1363,16 +1555,18 @@ public class DownloadService(
            PurchasedEntities.ListItem? messageInfo = paidMessageCollection.PaidMessageObjects.FirstOrDefault(p =>
                p.Media?.Any(m => m.Id == kvpEntry.Key) == true);
            string filenameFormat =
-                configService.CurrentConfig.GetCreatorFileNameFormatConfig(username).MessageFileNameFormat ?? "";
+                configService.CurrentConfig.GetCreatorFileNameFormatConfig(username).PaidMessageFileNameFormat ?? "";
            string paidMsgPath = configService.CurrentConfig.FolderPerPaidMessage && messageInfo != null &&
                                 messageInfo.Id != 0 && messageInfo.CreatedAt is not null
                ? $"/Messages/Paid/{messageInfo.Id} {messageInfo.CreatedAt.Value:yyyy-MM-dd HH-mm-ss}"
                : "/Messages/Paid";
            object? messageAuthor = messageInfo?.FromUser ?? (object?)messageInfo?.Author;
            if (kvpEntry.Value.Contains("cdn3.onlyfans.com/dash/files"))
            {
                string[] parsed = kvpEntry.Value.Split(',');
-                (string decryptionKey, DateTime lastModified)? drmInfo = await GetDecryptionInfo(parsed[0], parsed[1],
+                (string decryptionKey, DateTime lastModified, double? mpdDurationSeconds)? drmInfo =
                    await GetDecryptionInfo(parsed[0], parsed[1],
                        parsed[2], parsed[3],
                        parsed[4], parsed[5], "message", clientIdBlobMissing, devicePrivateKeyMissing);
                if (drmInfo == null)
@ -1383,12 +1577,12 @@ public class DownloadService(
                isNew = await DownloadDrmVideo(parsed[1], parsed[2], parsed[3], parsed[0],
                    drmInfo.Value.decryptionKey, path, drmInfo.Value.lastModified, kvpEntry.Key, "Messages",
                    progressReporter, paidMsgPath + "/Videos", filenameFormat,
-                    messageInfo, mediaInfo, messageInfo?.FromUser, users);
+                    messageInfo, mediaInfo, messageAuthor, users, drmInfo.Value.mpdDurationSeconds);
            }
            else
            {
                isNew = await DownloadMedia(kvpEntry.Value, path, kvpEntry.Key, "Messages", progressReporter,
-                    paidMsgPath, filenameFormat, messageInfo, mediaInfo, messageInfo?.FromUser, users);
+                    paidMsgPath, filenameFormat, messageInfo, mediaInfo, messageAuthor, users);
            }
            if (isNew)
@ -1401,7 +1595,7 @@ public class DownloadService(
            }
        }
-        Log.Debug($"Paid Messages Already Downloaded: {oldCount} New Paid Messages Downloaded: {newCount}");
+        Log.Debug($"Paid Messages Media Already Downloaded: {oldCount} New Paid Messages Media Downloaded: {newCount}");
        return new DownloadResult
        {
            TotalCount = paidMessageCollection.PaidMessages.Count,
@ -1464,7 +1658,8 @@ public class DownloadService(
            if (kvpEntry.Value.Contains("cdn3.onlyfans.com/dash/files"))
            {
                string[] parsed = kvpEntry.Value.Split(',');
-                (string decryptionKey, DateTime lastModified)? drmInfo = await GetDecryptionInfo(parsed[0], parsed[1],
+                (string decryptionKey, DateTime lastModified, double? mpdDurationSeconds)? drmInfo =
                    await GetDecryptionInfo(parsed[0], parsed[1],
                        parsed[2], parsed[3],
                        parsed[4], parsed[5], "post", clientIdBlobMissing, devicePrivateKeyMissing);
                if (drmInfo == null)
@ -1475,7 +1670,7 @@ public class DownloadService(
                isNew = await DownloadDrmVideo(parsed[1], parsed[2], parsed[3], parsed[0],
                    drmInfo.Value.decryptionKey, path, drmInfo.Value.lastModified, kvpEntry.Key, "Streams",
                    progressReporter, streamPath + "/Videos", filenameFormat,
-                    streamInfo, mediaInfo, streamInfo?.Author, users);
+                    streamInfo, mediaInfo, streamInfo?.Author, users, drmInfo.Value.mpdDurationSeconds);
            }
            else
            {
@ -1493,7 +1688,7 @@ public class DownloadService(
            }
        }
-        Log.Debug($"Streams Already Downloaded: {oldCount} New Streams Downloaded: {newCount}");
+        Log.Debug($"Streams Media Already Downloaded: {oldCount} New Streams Media Downloaded: {newCount}");
        return new DownloadResult
        {
            TotalCount = streams.Streams.Count,
@ -1556,7 +1751,8 @@ public class DownloadService(
            if (postKvp.Value.Contains("cdn3.onlyfans.com/dash/files"))
            {
                string[] parsed = postKvp.Value.Split(',');
-                (string decryptionKey, DateTime lastModified)? drmInfo = await GetDecryptionInfo(parsed[0], parsed[1],
+                (string decryptionKey, DateTime lastModified, double? mpdDurationSeconds)? drmInfo =
                    await GetDecryptionInfo(parsed[0], parsed[1],
                        parsed[2], parsed[3],
                        parsed[4], parsed[5], "post", clientIdBlobMissing, devicePrivateKeyMissing);
                if (drmInfo == null)
@ -1567,7 +1763,7 @@ public class DownloadService(
                isNew = await DownloadDrmVideo(parsed[1], parsed[2], parsed[3], parsed[0],
                    drmInfo.Value.decryptionKey, path, drmInfo.Value.lastModified, postKvp.Key, "Posts",
                    progressReporter, postPath + "/Videos", filenameFormat,
-                    postInfo, mediaInfo, postInfo?.Author, users);
+                    postInfo, mediaInfo, postInfo?.Author, users, drmInfo.Value.mpdDurationSeconds);
            }
            else
            {
@ -1585,7 +1781,7 @@ public class DownloadService(
            }
        }
-        Log.Debug($"Posts Already Downloaded: {oldCount} New Posts Downloaded: {newCount}");
+        Log.Debug($"Posts Media Already Downloaded: {oldCount} New Posts Media Downloaded: {newCount}");
        return new DownloadResult
        {
            TotalCount = posts.Posts.Count,
@ -1640,16 +1836,18 @@ public class DownloadService(
            PurchasedEntities.ListItem? postInfo =
                purchasedPosts.PaidPostObjects.FirstOrDefault(p => p.Media?.Any(m => m.Id == postKvp.Key) == true);
            string filenameFormat =
-                configService.CurrentConfig.GetCreatorFileNameFormatConfig(username).PostFileNameFormat ?? "";
+                configService.CurrentConfig.GetCreatorFileNameFormatConfig(username).PaidPostFileNameFormat ?? "";
            string paidPostPath = configService.CurrentConfig.FolderPerPaidPost && postInfo != null &&
                                  postInfo.Id != 0 && postInfo.PostedAt is not null
                ? $"/Posts/Paid/{postInfo.Id} {postInfo.PostedAt.Value:yyyy-MM-dd HH-mm-ss}"
                : "/Posts/Paid";
            object? postAuthor = postInfo?.FromUser ?? (object?)postInfo?.Author;
            if (postKvp.Value.Contains("cdn3.onlyfans.com/dash/files"))
            {
                string[] parsed = postKvp.Value.Split(',');
-                (string decryptionKey, DateTime lastModified)? drmInfo = await GetDecryptionInfo(parsed[0], parsed[1],
+                (string decryptionKey, DateTime lastModified, double? mpdDurationSeconds)? drmInfo =
                    await GetDecryptionInfo(parsed[0], parsed[1],
                        parsed[2], parsed[3],
                        parsed[4], parsed[5], "post", clientIdBlobMissing, devicePrivateKeyMissing);
                if (drmInfo == null)
@ -1660,12 +1858,12 @@ public class DownloadService(
                isNew = await DownloadDrmVideo(parsed[1], parsed[2], parsed[3], parsed[0],
                    drmInfo.Value.decryptionKey, path, drmInfo.Value.lastModified, postKvp.Key, "Posts",
                    progressReporter, paidPostPath + "/Videos", filenameFormat,
-                    postInfo, mediaInfo, postInfo?.FromUser, users);
+                    postInfo, mediaInfo, postAuthor, users, drmInfo.Value.mpdDurationSeconds);
            }
            else
            {
                isNew = await DownloadMedia(postKvp.Value, path, postKvp.Key, "Posts", progressReporter,
-                    paidPostPath, filenameFormat, postInfo, mediaInfo, postInfo?.FromUser, users);
+                    paidPostPath, filenameFormat, postInfo, mediaInfo, postAuthor, users);
            }
            if (isNew)
@ -1678,7 +1876,7 @@ public class DownloadService(
            }
        }
-        Log.Debug($"Paid Posts Already Downloaded: {oldCount} New Paid Posts Downloaded: {newCount}");
+        Log.Debug($"Paid Posts Media Already Downloaded: {oldCount} New Paid Posts Media Downloaded: {newCount}");
        return new DownloadResult
        {
            TotalCount = purchasedPosts.PaidPosts.Count,
@ -1729,11 +1927,12 @@ public class DownloadService(
                                  postInfo.Id != 0 && postInfo.PostedAt is not null
                ? $"/Posts/Paid/{postInfo.Id} {postInfo.PostedAt.Value:yyyy-MM-dd HH-mm-ss}"
                : "/Posts/Paid";
            object? postAuthor = postInfo?.FromUser ?? (object?)postInfo?.Author;
            if (purchasedPostKvp.Value.Contains("cdn3.onlyfans.com/dash/files"))
            {
                string[] parsed = purchasedPostKvp.Value.Split(',');
-                (string decryptionKey, DateTime lastModified)? drmInfo =
+                (string decryptionKey, DateTime lastModified, double? mpdDurationSeconds)? drmInfo =
                    await GetDecryptionInfo(parsed[0], parsed[1], parsed[2], parsed[3],
                        parsed[4], parsed[5], "post", clientIdBlobMissing, devicePrivateKeyMissing);
                if (drmInfo == null)
@ -1744,13 +1943,13 @@ public class DownloadService(
                isNew = await DownloadDrmVideo(parsed[1], parsed[2], parsed[3], parsed[0],
                    drmInfo.Value.decryptionKey, path, drmInfo.Value.lastModified, purchasedPostKvp.Key,
                    "Posts", progressReporter, paidPostPath + "/Videos", filenameFormat,
-                    postInfo, mediaInfo, postInfo?.FromUser, users);
+                    postInfo, mediaInfo, postAuthor, users, drmInfo.Value.mpdDurationSeconds);
            }
            else
            {
                isNew = await DownloadMedia(purchasedPostKvp.Value, path,
                    purchasedPostKvp.Key, "Posts", progressReporter,
-                    paidPostPath, filenameFormat, postInfo, mediaInfo, postInfo?.FromUser, users);
+                    paidPostPath, filenameFormat, postInfo, mediaInfo, postAuthor, users);
            }
            if (isNew)
@ -1763,7 +1962,7 @@ public class DownloadService(
            }
        }
-        Log.Debug($"Paid Posts Already Downloaded: {oldCount} New Paid Posts Downloaded: {newCount}");
+        Log.Debug($"Paid Posts Media Already Downloaded: {oldCount} New Paid Posts Media Downloaded: {newCount}");
        return new DownloadResult
        {
            TotalCount = purchasedPosts?.PaidPosts.Count ?? 0,
@ -1813,11 +2012,12 @@ public class DownloadService(
                                 messageInfo.Id != 0 && messageInfo.CreatedAt is not null
                ? $"/Messages/Paid/{messageInfo.Id} {messageInfo.CreatedAt.Value:yyyy-MM-dd HH-mm-ss}"
                : "/Messages/Paid";
            object? messageAuthor = messageInfo?.FromUser ?? (object?)messageInfo?.Author;
            if (paidMessageKvp.Value.Contains("cdn3.onlyfans.com/dash/files"))
            {
                string[] parsed = paidMessageKvp.Value.Split(',');
-                (string decryptionKey, DateTime lastModified)? drmInfo =
+                (string decryptionKey, DateTime lastModified, double? mpdDurationSeconds)? drmInfo =
                    await GetDecryptionInfo(parsed[0], parsed[1], parsed[2], parsed[3],
                        parsed[4], parsed[5], "message", clientIdBlobMissing, devicePrivateKeyMissing);
                if (drmInfo == null)
@ -1828,13 +2028,13 @@ public class DownloadService(
                isNew = await DownloadDrmVideo(parsed[1], parsed[2], parsed[3], parsed[0],
                    drmInfo.Value.decryptionKey, path, drmInfo.Value.lastModified, paidMessageKvp.Key,
                    "Messages", progressReporter, paidMsgPath + "/Videos", filenameFormat,
-                    messageInfo, mediaInfo, messageInfo?.FromUser, users);
+                    messageInfo, mediaInfo, messageAuthor, users, drmInfo.Value.mpdDurationSeconds);
            }
            else
            {
                isNew = await DownloadMedia(paidMessageKvp.Value, path,
                    paidMessageKvp.Key, "Messages", progressReporter,
-                    paidMsgPath, filenameFormat, messageInfo, mediaInfo, messageInfo?.FromUser, users);
+                    paidMsgPath, filenameFormat, messageInfo, mediaInfo, messageAuthor, users);
            }
            if (isNew)
@ -1847,7 +2047,7 @@ public class DownloadService(
            }
        }
-        Log.Debug($"Paid Messages Already Downloaded: {oldCount} New Paid Messages Downloaded: {newCount}");
+        Log.Debug($"Paid Messages Media Already Downloaded: {oldCount} New Paid Messages Media Downloaded: {newCount}");
        return new DownloadResult
        {
            TotalCount = paidMessageCollection.PaidMessages.Count,
@ -1882,6 +2082,7 @@ public class DownloadService(
        }
        int oldCount = 0, newCount = 0;
        bool hasPaidPostMedia = false;
        foreach (KeyValuePair<long, string> postKvp in post.SinglePosts)
        {
@ -1889,9 +2090,21 @@ public class DownloadService(
            PostEntities.SinglePost? postInfo = mediaInfo == null
                ? null
                : post.SinglePostObjects.FirstOrDefault(p => p.Media?.Contains(mediaInfo) == true);
-            string filenameFormat = configService.CurrentConfig.GetCreatorFileNameFormatConfig(username)
+
-                .PostFileNameFormat ?? "";
+            bool isPaidPost = IsPaidSinglePost(postInfo);
-            string postPath = configService.CurrentConfig.FolderPerPost && postInfo != null && postInfo.Id != 0
+            if (isPaidPost)
            {
                hasPaidPostMedia = true;
            }
            string filenameFormat = hasPaidPostMedia
                ? configService.CurrentConfig.GetCreatorFileNameFormatConfig(username).PaidPostFileNameFormat ?? ""
                : configService.CurrentConfig.GetCreatorFileNameFormatConfig(username).PostFileNameFormat ?? "";
            string postPath = hasPaidPostMedia
                ? configService.CurrentConfig.FolderPerPaidPost && postInfo != null && postInfo.Id != 0
                    ? $"/Posts/Paid/{postInfo.Id} {postInfo.PostedAt:yyyy-MM-dd HH-mm-ss}"
                    : "/Posts/Paid"
                : configService.CurrentConfig.FolderPerPost && postInfo != null && postInfo.Id != 0
                    ? $"/Posts/Free/{postInfo.Id} {postInfo.PostedAt:yyyy-MM-dd HH-mm-ss}"
                    : "/Posts/Free";
@ -1899,7 +2112,7 @@ public class DownloadService(
            if (postKvp.Value.Contains("cdn3.onlyfans.com/dash/files"))
            {
                string[] parsed = postKvp.Value.Split(',');
-                (string decryptionKey, DateTime lastModified)? drmInfo =
+                (string decryptionKey, DateTime lastModified, double? mpdDurationSeconds)? drmInfo =
                    await GetDecryptionInfo(parsed[0], parsed[1], parsed[2], parsed[3],
                        parsed[4], parsed[5], "post", clientIdBlobMissing, devicePrivateKeyMissing);
                if (drmInfo == null)
@ -1910,7 +2123,7 @@ public class DownloadService(
                isNew = await DownloadDrmVideo(parsed[1], parsed[2], parsed[3], parsed[0],
                    drmInfo.Value.decryptionKey, path, drmInfo.Value.lastModified, postKvp.Key, "Posts",
                    progressReporter, postPath + "/Videos", filenameFormat,
-                    postInfo, mediaInfo, postInfo?.Author, users);
+                    postInfo, mediaInfo, postInfo?.Author, users, drmInfo.Value.mpdDurationSeconds);
            }
            else
            {
@ -1942,11 +2155,34 @@ public class DownloadService(
            TotalCount = post.SinglePosts.Count,
            NewDownloads = newCount,
            ExistingDownloads = oldCount,
-            MediaType = "Posts",
+            MediaType = hasPaidPostMedia ? "Paid Posts" : "Posts",
            Success = true
        };
    }
    private static bool IsPaidSinglePost(PostEntities.SinglePost? postInfo)
    {
        if (postInfo == null || !postInfo.IsOpened)
        {
            return false;
        }
        if (string.IsNullOrWhiteSpace(postInfo.Price))
        {
            return false;
        }
        string normalizedPrice = postInfo.Price.Trim();
        if (decimal.TryParse(normalizedPrice, NumberStyles.Any, CultureInfo.InvariantCulture, out decimal amount))
        {
            return amount > 0;
        }
        return !string.Equals(normalizedPrice, "0", StringComparison.OrdinalIgnoreCase) &&
               !string.Equals(normalizedPrice, "0.0", StringComparison.OrdinalIgnoreCase) &&
               !string.Equals(normalizedPrice, "0.00", StringComparison.OrdinalIgnoreCase);
    }
    /// <summary>
    /// Downloads a single paid message collection (including previews).
    /// </summary>
@ -1989,7 +2225,7 @@ public class DownloadService(
                if (paidMessageKvp.Value.Contains("cdn3.onlyfans.com/dash/files"))
                {
                    string[] parsed = paidMessageKvp.Value.Split(',');
-                    (string decryptionKey, DateTime lastModified)? drmInfo =
+                    (string decryptionKey, DateTime lastModified, double? mpdDurationSeconds)? drmInfo =
                        await GetDecryptionInfo(parsed[0], parsed[1], parsed[2], parsed[3],
                            parsed[4], parsed[5], "message", clientIdBlobMissing, devicePrivateKeyMissing);
                    if (drmInfo == null)
@ -2000,7 +2236,7 @@ public class DownloadService(
                    isNew = await DownloadDrmVideo(parsed[1], parsed[2], parsed[3], parsed[0],
                        drmInfo.Value.decryptionKey, path, drmInfo.Value.lastModified, paidMessageKvp.Key,
                        "Messages", progressReporter, previewMsgPath + "/Videos", filenameFormat,
-                        messageInfo, mediaInfo, messageInfo?.FromUser, users);
+                        messageInfo, mediaInfo, messageInfo?.FromUser, users, drmInfo.Value.mpdDurationSeconds);
                }
                else
                {
@ -2043,7 +2279,7 @@ public class DownloadService(
                if (paidMessageKvp.Value.Contains("cdn3.onlyfans.com/dash/files"))
                {
                    string[] parsed = paidMessageKvp.Value.Split(',');
-                    (string decryptionKey, DateTime lastModified)? drmInfo =
+                    (string decryptionKey, DateTime lastModified, double? mpdDurationSeconds)? drmInfo =
                        await GetDecryptionInfo(parsed[0], parsed[1], parsed[2], parsed[3],
                            parsed[4], parsed[5], "message", clientIdBlobMissing, devicePrivateKeyMissing);
                    if (drmInfo == null)
@ -2054,7 +2290,7 @@ public class DownloadService(
                    isNew = await DownloadDrmVideo(parsed[1], parsed[2], parsed[3], parsed[0],
                        drmInfo.Value.decryptionKey, path, drmInfo.Value.lastModified, paidMessageKvp.Key,
                        "Messages", progressReporter, singlePaidMsgPath + "/Videos", filenameFormat,
-                        messageInfo, mediaInfo, messageInfo?.FromUser, users);
+                        messageInfo, mediaInfo, messageInfo?.FromUser, users, drmInfo.Value.mpdDurationSeconds);
                }
                else
                {
@ -2076,7 +2312,7 @@ public class DownloadService(
        int totalCount = singlePaidMessageCollection.PreviewSingleMessages.Count +
                         singlePaidMessageCollection.SingleMessages.Count;
-        Log.Debug($"Paid Messages Already Downloaded: {totalOld} New Paid Messages Downloaded: {totalNew}");
+        Log.Debug($"Paid Messages Media Already Downloaded: {totalOld} New Paid Messages Media Downloaded: {totalNew}");
        return new DownloadResult
        {
            TotalCount = totalCount,
--- a/DL.Core/Services/FileNameService.cs
+++ b/DL.Core/Services/FileNameService.cs
@ -200,8 +200,18 @@ public class FileNameService(IAuthService authService) : IFileNameService
        object? value = source;
        foreach (string propertyName in propertyPath.Split('.'))
        {
-            PropertyInfo property = value?.GetType().GetProperty(propertyName) ??
+            if (value == null)
-                                    throw new ArgumentException($"Property '{propertyName}' not found.");
+            {
                return null;
            }
            PropertyInfo? property = value.GetType().GetProperty(propertyName,
                BindingFlags.Public | BindingFlags.Instance | BindingFlags.IgnoreCase);
            if (property == null)
            {
                return null;
            }
            value = property.GetValue(value);
        }
--- a/DL.Core/Services/IApiService.cs
+++ b/DL.Core/Services/IApiService.cs
@ -17,14 +17,10 @@ public interface IApiService
    Task<string> GetDecryptionKeyCdm(Dictionary<string, string> drmHeaders, string licenceUrl, string pssh);
    /// <summary>
-    /// Retrieves the last modified timestamp for a DRM MPD manifest.
+    /// Retrieves DRM MPD metadata from a single request.
    /// </summary>
-    Task<DateTime> GetDrmMpdLastModified(string mpdUrl, string policy, string signature, string kvp);
+    Task<(string pssh, DateTime lastModified, double? durationSeconds)> GetDrmMpdInfo(
-
+        string mpdUrl, string policy, string signature, string kvp);
    /// <summary>
    /// Retrieves the Widevine PSSH from an MPD manifest.
    /// </summary>
    Task<string> GetDrmMpdPssh(string mpdUrl, string policy, string signature, string kvp);
    /// <summary>
    /// Retrieves the user's lists.
--- a/DL.Core/Services/IAuthService.cs
+++ b/DL.Core/Services/IAuthService.cs
@ -36,7 +36,7 @@ public interface IAuthService
    Task<UserEntities.User?> ValidateAuthAsync();
    /// <summary>
-    ///     Logs out by deleting chrome-data and auth.json.
+    ///     Logs out by deleting chromium-data and auth.json.
    /// </summary>
    void Logout();
 }
--- a/DL.Core/Services/IDownloadService.cs
+++ b/DL.Core/Services/IDownloadService.cs
@ -23,7 +23,7 @@ public interface IDownloadService
    /// <summary>
    /// Retrieves decryption information for a DRM media item.
    /// </summary>
-    Task<(string decryptionKey, DateTime lastModified)?> GetDecryptionInfo(
+    Task<(string decryptionKey, DateTime lastModified, double? mpdDurationSeconds)?> GetDecryptionInfo(
        string mpdUrl, string policy, string signature, string kvp,
        string mediaId, string contentId, string drmType,
        bool clientIdBlobMissing, bool devicePrivateKeyMissing);
--- a/DL.Core/Services/StartupService.cs
+++ b/DL.Core/Services/StartupService.cs
@ -34,8 +34,10 @@ public class StartupService(IConfigService configService, IAuthService authServi
        // FFmpeg detection
        DetectFfmpeg(result);
        // FFprobe detection
        DetectFfprobe(result);
-        if (result.FfmpegFound && result.FfmpegPath != null)
+        if (result is { FfmpegFound: true, FfmpegPath: not null })
        {
            // Escape backslashes for Windows
            if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows) &&
@ -47,7 +49,22 @@ public class StartupService(IConfigService configService, IAuthService authServi
            }
            // Get FFmpeg version
-            result.FfmpegVersion = await GetFfmpegVersionAsync(result.FfmpegPath);
+            result.FfmpegVersion = await GetToolVersionAsync(result.FfmpegPath, "ffmpeg");
        }
        if (result is { FfprobeFound: true, FfprobePath: not null })
        {
            // Escape backslashes for Windows
            if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows) &&
                result.FfprobePath.Contains(@":\") &&
                !result.FfprobePath.Contains(@":\\"))
            {
                result.FfprobePath = result.FfprobePath.Replace(@"\", @"\\");
                configService.CurrentConfig.FFprobePath = result.FfprobePath;
            }
            // Get FFprobe version
            result.FfprobeVersion = await GetToolVersionAsync(result.FfprobePath, "ffprobe");
        }
        // Widevine device checks
@ -146,8 +163,8 @@ public class StartupService(IConfigService configService, IAuthService authServi
        {
            result.FfmpegFound = true;
            result.FfmpegPath = configService.CurrentConfig.FFmpegPath;
-            Log.Debug($"FFMPEG found: {result.FfmpegPath}");
+            Log.Debug($"FFmpeg found: {result.FfmpegPath}");
-            Log.Debug("FFMPEG path set in config.conf");
+            Log.Debug("FFmpeg path set in config.conf");
        }
        else if (!string.IsNullOrEmpty(authService.CurrentAuth?.FfmpegPath) &&
                 ValidateFilePath(authService.CurrentAuth.FfmpegPath))
@ -155,8 +172,8 @@ public class StartupService(IConfigService configService, IAuthService authServi
            result.FfmpegFound = true;
            result.FfmpegPath = authService.CurrentAuth.FfmpegPath;
            configService.CurrentConfig.FFmpegPath = result.FfmpegPath;
-            Log.Debug($"FFMPEG found: {result.FfmpegPath}");
+            Log.Debug($"FFmpeg found: {result.FfmpegPath}");
-            Log.Debug("FFMPEG path set in auth.json");
+            Log.Debug("FFmpeg path set in auth.json");
        }
        else if (string.IsNullOrEmpty(configService.CurrentConfig.FFmpegPath))
        {
@ -167,8 +184,8 @@ public class StartupService(IConfigService configService, IAuthService authServi
                result.FfmpegPathAutoDetected = true;
                result.FfmpegPath = ffmpegPath;
                configService.CurrentConfig.FFmpegPath = ffmpegPath;
-                Log.Debug($"FFMPEG found: {ffmpegPath}");
+                Log.Debug($"FFmpeg found: {ffmpegPath}");
-                Log.Debug("FFMPEG path found via PATH or current directory");
+                Log.Debug("FFmpeg path found via PATH or current directory");
            }
        }
@ -178,13 +195,65 @@ public class StartupService(IConfigService configService, IAuthService authServi
        }
    }
-    private static async Task<string?> GetFfmpegVersionAsync(string ffmpegPath)
+    private void DetectFfprobe(StartupResult result)
    {
        if (!string.IsNullOrEmpty(configService.CurrentConfig.FFprobePath) &&
            ValidateFilePath(configService.CurrentConfig.FFprobePath))
        {
            result.FfprobeFound = true;
            result.FfprobePath = configService.CurrentConfig.FFprobePath;
            Log.Debug($"FFprobe found: {result.FfprobePath}");
            Log.Debug("FFprobe path set in config.conf");
        }
        if (!result.FfprobeFound && !string.IsNullOrEmpty(result.FfmpegPath))
        {
            string? ffmpegDirectory = Path.GetDirectoryName(result.FfmpegPath);
            if (!string.IsNullOrEmpty(ffmpegDirectory))
            {
                string ffprobeFileName = RuntimeInformation.IsOSPlatform(OSPlatform.Windows)
                    ? "ffprobe.exe"
                    : "ffprobe";
                string inferredFfprobePath = Path.Combine(ffmpegDirectory, ffprobeFileName);
                if (ValidateFilePath(inferredFfprobePath))
                {
                    result.FfprobeFound = true;
                    result.FfprobePathAutoDetected = true;
                    result.FfprobePath = inferredFfprobePath;
                    configService.CurrentConfig.FFprobePath = inferredFfprobePath;
                    Log.Debug($"FFprobe found: {inferredFfprobePath}");
                    Log.Debug("FFprobe path inferred from FFmpeg path");
                }
            }
        }
        if (!result.FfprobeFound && string.IsNullOrEmpty(configService.CurrentConfig.FFprobePath))
        {
            string? ffprobePath = GetFullPath("ffprobe") ?? GetFullPath("ffprobe.exe");
            if (ffprobePath != null)
            {
                result.FfprobeFound = true;
                result.FfprobePathAutoDetected = true;
                result.FfprobePath = ffprobePath;
                configService.CurrentConfig.FFprobePath = ffprobePath;
                Log.Debug($"FFprobe found: {ffprobePath}");
                Log.Debug("FFprobe path found via PATH or current directory");
            }
        }
        if (!result.FfprobeFound)
        {
            Log.Error($"Cannot locate FFprobe with path: {configService.CurrentConfig.FFprobePath}");
        }
    }
    private static async Task<string?> GetToolVersionAsync(string toolPath, string toolName)
    {
        try
        {
            ProcessStartInfo processStartInfo = new()
            {
-                FileName = ffmpegPath,
+                FileName = toolPath,
                Arguments = "-version",
                RedirectStandardOutput = true,
                RedirectStandardError = true,
@ -198,12 +267,13 @@ public class StartupService(IConfigService configService, IAuthService authServi
                string output = await process.StandardOutput.ReadToEndAsync();
                await process.WaitForExitAsync();
-                Log.Information("FFmpeg version output:\n{Output}", output);
+                Log.Information("{ToolName} version output:\n{Output}", toolName, output);
                string firstLine = output.Split('\n')[0].Trim();
-                if (firstLine.StartsWith("ffmpeg version"))
+                string expectedPrefix = $"{toolName} version ";
                if (firstLine.StartsWith(expectedPrefix, StringComparison.OrdinalIgnoreCase))
                {
-                    int versionStart = "ffmpeg version ".Length;
+                    int versionStart = expectedPrefix.Length;
                    int copyrightIndex = firstLine.IndexOf(" Copyright", StringComparison.Ordinal);
                    return copyrightIndex > versionStart
                        ? firstLine.Substring(versionStart, copyrightIndex - versionStart)
@ -213,7 +283,7 @@ public class StartupService(IConfigService configService, IAuthService authServi
        }
        catch (Exception ex)
        {
-            Log.Warning(ex, "Failed to get FFmpeg version");
+            Log.Warning(ex, "Failed to get {ToolName} version", toolName);
        }
        return null;
--- a/DL.Tests/Models/Config/ConfigTests.cs
+++ b/DL.Tests/Models/Config/ConfigTests.cs
@ -0,0 +1,122 @@
 using OF_DL.Models.Config;
 namespace OF_DL.Tests.Models.Config;
 public class ConfigTests
 {
    [Fact]
    public void GetCreatorFileNameFormatConfig_UsesCreatorFormatWhenDefined()
    {
        OF_DL.Models.Config.Config config = new()
        {
            PaidPostFileNameFormat = "global-paid-post",
            PostFileNameFormat = "global-post",
            PaidMessageFileNameFormat = "global-paid-message",
            MessageFileNameFormat = "global-message",
            CreatorConfigs = new Dictionary<string, CreatorConfig>
            {
                ["creator"] = new()
                {
                    PaidPostFileNameFormat = "creator-paid-post",
                    PostFileNameFormat = "creator-post",
                    PaidMessageFileNameFormat = "creator-paid-message",
                    MessageFileNameFormat = "creator-message"
                }
            }
        };
        IFileNameFormatConfig result = config.GetCreatorFileNameFormatConfig("creator");
        Assert.Equal("creator-paid-post", result.PaidPostFileNameFormat);
        Assert.Equal("creator-post", result.PostFileNameFormat);
        Assert.Equal("creator-paid-message", result.PaidMessageFileNameFormat);
        Assert.Equal("creator-message", result.MessageFileNameFormat);
    }
    [Fact]
    public void GetCreatorFileNameFormatConfig_FallsBackToGlobalWhenCreatorFormatIsNullOrEmpty()
    {
        OF_DL.Models.Config.Config config = new()
        {
            PaidPostFileNameFormat = "global-paid-post",
            PostFileNameFormat = "global-post",
            PaidMessageFileNameFormat = "global-paid-message",
            MessageFileNameFormat = "global-message",
            CreatorConfigs = new Dictionary<string, CreatorConfig>
            {
                ["creator"] = new()
                {
                    PaidPostFileNameFormat = null,
                    PostFileNameFormat = "",
                    PaidMessageFileNameFormat = null,
                    MessageFileNameFormat = ""
                }
            }
        };
        IFileNameFormatConfig result = config.GetCreatorFileNameFormatConfig("creator");
        Assert.Equal("global-paid-post", result.PaidPostFileNameFormat);
        Assert.Equal("global-post", result.PostFileNameFormat);
        Assert.Equal("global-paid-message", result.PaidMessageFileNameFormat);
        Assert.Equal("global-message", result.MessageFileNameFormat);
    }
    [Fact]
    public void GetCreatorFileNameFormatConfig_UsesGlobalWhenCreatorConfigDoesNotExist()
    {
        OF_DL.Models.Config.Config config = new()
        {
            PaidPostFileNameFormat = "global-paid-post",
            PostFileNameFormat = "global-post",
            PaidMessageFileNameFormat = "global-paid-message",
            MessageFileNameFormat = "global-message",
            CreatorConfigs = new Dictionary<string, CreatorConfig>
            {
                ["other-creator"] = new()
                {
                    PaidPostFileNameFormat = "other-paid-post",
                    PostFileNameFormat = "other-post",
                    PaidMessageFileNameFormat = "other-paid-message",
                    MessageFileNameFormat = "other-message"
                }
            }
        };
        IFileNameFormatConfig result = config.GetCreatorFileNameFormatConfig("creator");
        Assert.Equal("global-paid-post", result.PaidPostFileNameFormat);
        Assert.Equal("global-post", result.PostFileNameFormat);
        Assert.Equal("global-paid-message", result.PaidMessageFileNameFormat);
        Assert.Equal("global-message", result.MessageFileNameFormat);
    }
    [Fact]
    public void GetCreatorFileNameFormatConfig_ReturnsEmptyFormatsWhenCreatorAndGlobalAreUndefined()
    {
        OF_DL.Models.Config.Config config = new()
        {
            PaidPostFileNameFormat = "",
            PostFileNameFormat = "",
            PaidMessageFileNameFormat = "",
            MessageFileNameFormat = "",
            CreatorConfigs = new Dictionary<string, CreatorConfig>
            {
                ["creator"] = new()
                {
                    PaidPostFileNameFormat = "",
                    PostFileNameFormat = null,
                    PaidMessageFileNameFormat = "",
                    MessageFileNameFormat = null
                }
            }
        };
        IFileNameFormatConfig result = config.GetCreatorFileNameFormatConfig("creator");
        Assert.True(string.IsNullOrEmpty(result.PaidPostFileNameFormat));
        Assert.True(string.IsNullOrEmpty(result.PostFileNameFormat));
        Assert.True(string.IsNullOrEmpty(result.PaidMessageFileNameFormat));
        Assert.True(string.IsNullOrEmpty(result.MessageFileNameFormat));
    }
 }
--- a/DL.Tests/Services/ApiServiceTests.cs
+++ b/DL.Tests/Services/ApiServiceTests.cs
@ -281,7 +281,7 @@ public class ApiServiceTests
    }
    [Fact]
-    public async Task GetDrmMpdPssh_ReturnsSecondPssh()
+    public async Task GetDrmMpdInfo_ReturnsSecondPssh()
    {
        string mpd = """
                     <?xml version="1.0" encoding="UTF-8"?>
@ -304,14 +304,49 @@ public class ApiServiceTests
        };
        ApiService service = CreateService(authService);
-        string pssh = await service.GetDrmMpdPssh(server.Url.ToString(), "policy", "signature", "kvp");
+        (string pssh, _, _) = await service.GetDrmMpdInfo(server.Url.ToString(), "policy", "signature", "kvp");
        await server.Completion;
        Assert.Equal("SECOND", pssh);
    }
    [Fact]
-    public async Task GetDrmMpdLastModified_ReturnsLastModifiedHeader()
+    public async Task GetDrmMpdInfo_ReturnsPsshLastModifiedAndDuration()
    {
        string mpd = """
                     <?xml version="1.0" encoding="UTF-8"?>
                     <MPD xmlns:cenc="urn:mpeg:cenc:2013" mediaPresentationDuration="PT1M2.5S">
                       <Period>
                         <ContentProtection>
                           <cenc:pssh>FIRST</cenc:pssh>
                           <cenc:pssh>SECOND</cenc:pssh>
                         </ContentProtection>
                       </Period>
                     </MPD>
                     """;
        DateTime lastModifiedUtc = new(2024, 2, 3, 4, 5, 6, DateTimeKind.Utc);
        using SimpleHttpServer server = new(mpd, lastModifiedUtc);
        FakeAuthService authService = new()
        {
            CurrentAuth = new Auth
            {
                UserId = "123", UserAgent = "unit-test-agent", XBc = "xbc-token", Cookie = "auth_id=1; sess=2;"
            }
        };
        ApiService service = CreateService(authService);
        (string pssh, DateTime lastModified, double? durationSeconds) =
            await service.GetDrmMpdInfo(server.Url.ToString(), "policy", "signature", "kvp");
        await server.Completion;
        Assert.Equal("SECOND", pssh);
        Assert.True(durationSeconds.HasValue);
        Assert.Equal(62.5, durationSeconds.Value, 3);
        Assert.True((lastModified - lastModifiedUtc.ToLocalTime()).Duration() < TimeSpan.FromSeconds(1));
    }
    [Fact]
    public async Task GetDrmMpdInfo_ReturnsLastModifiedHeader()
    {
        DateTime lastModifiedUtc = new(2024, 2, 3, 4, 5, 6, DateTimeKind.Utc);
        using SimpleHttpServer server = new("<MPD />", lastModifiedUtc);
@ -324,12 +359,12 @@ public class ApiServiceTests
        };
        ApiService service = CreateService(authService);
-        DateTime result =
+        (_, DateTime lastModified, _) =
-            await service.GetDrmMpdLastModified(server.Url.ToString(), "policy", "signature", "kvp");
+            await service.GetDrmMpdInfo(server.Url.ToString(), "policy", "signature", "kvp");
        await server.Completion;
        DateTime expectedLocal = lastModifiedUtc.ToLocalTime();
-        Assert.True((result - expectedLocal).Duration() < TimeSpan.FromSeconds(1));
+        Assert.True((lastModified - expectedLocal).Duration() < TimeSpan.FromSeconds(1));
    }
    [Fact]
--- a/DL.Tests/Services/AuthServiceTests.cs
+++ b/DL.Tests/Services/AuthServiceTests.cs
@ -29,10 +29,7 @@ public class AuthServiceTests
        AuthService service = CreateService();
        service.CurrentAuth = new Auth
        {
-            UserId = "123",
+            UserId = "123", UserAgent = "agent", XBc = "xbc", Cookie = "auth_id=123; sess=abc;"
            UserAgent = "agent",
            XBc = "xbc",
            Cookie = "auth_id=123; sess=abc;"
        };
        await service.SaveToFileAsync();
@ -53,10 +50,7 @@ public class AuthServiceTests
        using TempFolder temp = new();
        using CurrentDirectoryScope _ = new(temp.Path);
        AuthService service = CreateService();
-        service.CurrentAuth = new Auth
+        service.CurrentAuth = new Auth { Cookie = "auth_id=123; other=1; sess=abc" };
        {
            Cookie = "auth_id=123; other=1; sess=abc"
        };
        service.ValidateCookieString();
@ -74,13 +68,13 @@ public class AuthServiceTests
        using TempFolder temp = new();
        using CurrentDirectoryScope _ = new(temp.Path);
        AuthService service = CreateService();
-        Directory.CreateDirectory("chrome-data");
+        Directory.CreateDirectory("chromium-data");
-        File.WriteAllText("chrome-data/test.txt", "x");
+        File.WriteAllText("chromium-data/test.txt", "x");
        File.WriteAllText("auth.json", "{}");
        service.Logout();
-        Assert.False(Directory.Exists("chrome-data"));
+        Assert.False(Directory.Exists("chromium-data"));
        Assert.False(File.Exists("auth.json"));
    }
--- a/DL.Tests/Services/ConfigServiceTests.cs
+++ b/DL.Tests/Services/ConfigServiceTests.cs
@ -21,6 +21,8 @@ public class ConfigServiceTests
        Assert.True(File.Exists("config.conf"));
        Assert.True(loggingService.UpdateCount > 0);
        Assert.Equal(service.CurrentConfig.LoggingLevel, loggingService.LastLevel);
        Assert.Equal("", service.CurrentConfig.FFprobePath);
        Assert.Equal(0.98, service.CurrentConfig.DrmVideoDurationMatchThreshold, 3);
    }
    [Fact]
@ -58,6 +60,26 @@ public class ConfigServiceTests
        Assert.False(result);
    }
    [Fact]
    public async Task LoadConfigurationAsync_ParsesDrmVideoDurationMatchThreshold()
    {
        using TempFolder temp = new();
        using CurrentDirectoryScope _ = new(temp.Path);
        FakeLoggingService loggingService = new();
        ConfigService service = new(loggingService);
        await service.SaveConfigurationAsync();
        string hocon = await File.ReadAllTextAsync("config.conf");
        hocon = hocon.Replace("DrmVideoDurationMatchThreshold = 0.98",
            "DrmVideoDurationMatchThreshold = 0.95");
        await File.WriteAllTextAsync("config.conf", hocon);
        bool result = await service.LoadConfigurationAsync([]);
        Assert.True(result);
        Assert.Equal(0.95, service.CurrentConfig.DrmVideoDurationMatchThreshold, 3);
    }
    [Fact]
    public void ApplyToggleableSelections_UpdatesConfigAndReturnsChange()
    {
--- a/DL.Tests/Services/DownloadServiceTests.cs
+++ b/DL.Tests/Services/DownloadServiceTests.cs
@ -1,5 +1,10 @@
 using System.Reflection;
 using OF_DL.Models.Config;
 using OF_DL.Models.Downloads;
 using OF_DL.Models;
 using PostEntities = OF_DL.Models.Entities.Posts;
 using PurchasedEntities = OF_DL.Models.Entities.Purchased;
 using MessageEntities = OF_DL.Models.Entities.Messages;
 using OF_DL.Services;
 namespace OF_DL.Tests.Services;
@ -77,7 +82,7 @@ public class DownloadServiceTests
        DownloadService service =
            CreateService(new FakeConfigService(new Config()), new MediaTrackingDbService(), apiService);
-        (string decryptionKey, DateTime lastModified)? result = await service.GetDecryptionInfo(
+        (string decryptionKey, DateTime lastModified, double? mpdDurationSeconds)? result = await service.GetDecryptionInfo(
            "https://example.com/file.mpd", "policy", "signature", "kvp", "1", "2", "post",
            true, false);
@ -95,7 +100,7 @@ public class DownloadServiceTests
        DownloadService service =
            CreateService(new FakeConfigService(new Config()), new MediaTrackingDbService(), apiService);
-        (string decryptionKey, DateTime lastModified)? result = await service.GetDecryptionInfo(
+        (string decryptionKey, DateTime lastModified, double? mpdDurationSeconds)? result = await service.GetDecryptionInfo(
            "https://example.com/file.mpd", "policy", "signature", "kvp", "1", "2", "post",
            false, false);
@ -106,6 +111,38 @@ public class DownloadServiceTests
        Assert.False(apiService.OfdlCalled);
    }
    [Fact]
    public async Task FinalizeDrmDownload_DoesNotDeleteFile_WhenCustomPathMatchesTempPath()
    {
        using TempFolder temp = new();
        string folder = NormalizeFolder(Path.Combine(temp.Path, "creator"));
        string path = "/Posts/Free";
        string filename = "video";
        string customFileName = "video_source";
        string tempFilename = $"{folder}{path}/{filename}_source.mp4";
        Directory.CreateDirectory(Path.GetDirectoryName(tempFilename) ?? throw new InvalidOperationException());
        await File.WriteAllTextAsync(tempFilename, "abc");
        MediaTrackingDbService dbService = new();
        DownloadService service = CreateService(new FakeConfigService(new Config { ShowScrapeSize = false }), dbService);
        ProgressRecorder progress = new();
        MethodInfo? finalizeMethod = typeof(DownloadService).GetMethod("FinalizeDrmDownload",
            BindingFlags.Instance | BindingFlags.NonPublic);
        Assert.NotNull(finalizeMethod);
        object? resultObject = finalizeMethod.Invoke(service,
        [
            tempFilename, DateTime.UtcNow, folder, path, customFileName, filename, 1L, "Posts", progress
        ]);
        bool result = await Assert.IsType<Task<bool>>(resultObject!);
        Assert.True(result);
        Assert.True(File.Exists(tempFilename));
        Assert.NotNull(dbService.LastUpdateMedia);
        Assert.Equal("video_source.mp4", dbService.LastUpdateMedia.Value.filename);
    }
    [Fact]
    public async Task DownloadHighlights_ReturnsZeroWhenNoMedia()
    {
@ -150,11 +187,218 @@ public class DownloadServiceTests
        Assert.Equal(2, progress.Total);
    }
-    private static DownloadService CreateService(FakeConfigService configService, MediaTrackingDbService dbService,
+    [Fact]
-        StaticApiService? apiService = null) =>
+    public async Task DownloadFreePosts_UsesDefaultFilenameWhenNoGlobalOrCreatorFormatIsDefined()
-        new(new FakeAuthService(), configService, dbService, new FakeFileNameService(),
+    {
-            apiService ?? new StaticApiService());
+        using TempFolder temp = new();
        string folder = NormalizeFolder(Path.Combine(temp.Path, "creator"));
        const string serverFilename = "server-name";
        string existingFilePath = $"{folder}/Posts/Free/Images/{serverFilename}.jpg";
        Directory.CreateDirectory(Path.GetDirectoryName(existingFilePath) ?? throw new InvalidOperationException());
        await File.WriteAllTextAsync(existingFilePath, "abc");
-    private static string NormalizeFolder(string folder) => folder.Replace("\\", "/");
+        Config config = new()
        {
            ShowScrapeSize = false,
            PostFileNameFormat = "",
            CreatorConfigs = new Dictionary<string, CreatorConfig>
            {
                ["creator"] = new() { PostFileNameFormat = "" }
            }
        };
        MediaTrackingDbService dbService = new() { CheckDownloadedResult = false };
        DownloadService service = CreateService(new FakeConfigService(config), dbService);
        ProgressRecorder progress = new();
        PostEntities.PostCollection posts = new()
        {
            Posts = new Dictionary<long, string> { { 1, $"https://example.com/{serverFilename}.jpg" } }
        };
        DownloadResult result = await service.DownloadFreePosts("creator", 1, folder, new Dictionary<string, long>(),
            false, false, posts, progress);
        Assert.Equal(1, result.TotalCount);
        Assert.Equal(0, result.NewDownloads);
        Assert.Equal(1, result.ExistingDownloads);
        Assert.NotNull(dbService.LastUpdateMedia);
        Assert.Equal($"{serverFilename}.jpg", dbService.LastUpdateMedia.Value.filename);
        Assert.Equal(1, progress.Total);
    }
    [Fact]
    public async Task DownloadFreePosts_UsesGlobalCustomFormatWhenCreatorCustomFormatNotDefined()
    {
        using TempFolder temp = new();
        string folder = NormalizeFolder(Path.Combine(temp.Path, "creator"));
        const string serverFilename = "server-name";
        string existingFilePath = $"{folder}/Posts/Free/Images/{serverFilename}.jpg";
        Directory.CreateDirectory(Path.GetDirectoryName(existingFilePath) ?? throw new InvalidOperationException());
        await File.WriteAllTextAsync(existingFilePath, "abc");
        Config config = new()
        {
            ShowScrapeSize = false,
            PostFileNameFormat = "global-custom-name",
            CreatorConfigs = new Dictionary<string, CreatorConfig>
            {
                ["creator"] = new() { PostFileNameFormat = "" }
            }
        };
        MediaTrackingDbService dbService = new() { CheckDownloadedResult = false };
        DownloadService service = CreateService(new FakeConfigService(config), dbService,
            fileNameService: new DeterministicFileNameService());
        ProgressRecorder progress = new();
        PostEntities.PostCollection posts = CreatePostCollection(1, serverFilename);
        DownloadResult result = await service.DownloadFreePosts("creator", 1, folder, new Dictionary<string, long>(),
            false, false, posts, progress);
        string renamedPath = $"{folder}/Posts/Free/Images/global-custom-name.jpg";
        Assert.Equal(1, result.TotalCount);
        Assert.Equal(0, result.NewDownloads);
        Assert.Equal(1, result.ExistingDownloads);
        Assert.False(File.Exists(existingFilePath));
        Assert.True(File.Exists(renamedPath));
        Assert.NotNull(dbService.LastUpdateMedia);
        Assert.Equal("global-custom-name.jpg", dbService.LastUpdateMedia.Value.filename);
        Assert.Equal(1, progress.Total);
    }
    [Fact]
    public async Task DownloadFreePosts_UsesCreatorCustomFormatWhenGlobalAndCreatorFormatsAreDefined()
    {
        using TempFolder temp = new();
        string folder = NormalizeFolder(Path.Combine(temp.Path, "creator"));
        const string serverFilename = "server-name";
        string existingFilePath = $"{folder}/Posts/Free/Images/{serverFilename}.jpg";
        Directory.CreateDirectory(Path.GetDirectoryName(existingFilePath) ?? throw new InvalidOperationException());
        await File.WriteAllTextAsync(existingFilePath, "abc");
        Config config = new()
        {
            ShowScrapeSize = false,
            PostFileNameFormat = "global-custom-name",
            CreatorConfigs = new Dictionary<string, CreatorConfig>
            {
                ["creator"] = new() { PostFileNameFormat = "creator-custom-name" }
            }
        };
        MediaTrackingDbService dbService = new() { CheckDownloadedResult = false };
        DownloadService service = CreateService(new FakeConfigService(config), dbService,
            fileNameService: new DeterministicFileNameService());
        ProgressRecorder progress = new();
        PostEntities.PostCollection posts = CreatePostCollection(1, serverFilename);
        DownloadResult result = await service.DownloadFreePosts("creator", 1, folder, new Dictionary<string, long>(),
            false, false, posts, progress);
        string renamedPath = $"{folder}/Posts/Free/Images/creator-custom-name.jpg";
        Assert.Equal(1, result.TotalCount);
        Assert.Equal(0, result.NewDownloads);
        Assert.Equal(1, result.ExistingDownloads);
        Assert.False(File.Exists(existingFilePath));
        Assert.True(File.Exists(renamedPath));
        Assert.NotNull(dbService.LastUpdateMedia);
        Assert.Equal("creator-custom-name.jpg", dbService.LastUpdateMedia.Value.filename);
        Assert.Equal(1, progress.Total);
    }
    [Fact]
    public async Task DownloadPaidPosts_AppliesPaidCustomFormatForDrm_WhenAuthorExistsButFromUserMissing()
    {
        using TempFolder temp = new();
        string folder = NormalizeFolder(Path.Combine(temp.Path, "creator"));
        const string customName = "paid-custom-name";
        const string drmBaseFilename = "video-file";
        string basePath = $"{folder}/Posts/Paid/Videos";
        Directory.CreateDirectory(basePath);
        await File.WriteAllTextAsync($"{basePath}/{customName}.mp4", "custom");
        await File.WriteAllTextAsync($"{basePath}/{drmBaseFilename}_source.mp4", "server");
        Config config = new() { ShowScrapeSize = false, PaidPostFileNameFormat = customName, PostFileNameFormat = "" };
        MediaTrackingDbService dbService = new() { CheckDownloadedResult = false };
        StaticApiService apiService = new();
        FakeAuthService authService = new()
        {
            CurrentAuth = new Auth { Cookie = "sess=test;", UserAgent = "unit-test-agent" }
        };
        DownloadService service = CreateService(new FakeConfigService(config), dbService,
            apiService, new DeterministicFileNameService(), authService);
        ProgressRecorder progress = new();
        PurchasedEntities.PaidPostCollection posts = CreatePaidPostCollectionForDrm(1,
            $"https://cdn3.onlyfans.com/dash/files/{drmBaseFilename}.mpd,policy,signature,kvp,1,2");
        DownloadResult result = await service.DownloadPaidPosts("creator", 1, folder, new Dictionary<string, long>(),
            false, false, posts, progress);
        Assert.Equal(1, result.TotalCount);
        Assert.Equal(0, result.NewDownloads);
        Assert.Equal(1, result.ExistingDownloads);
        Assert.NotNull(dbService.LastUpdateMedia);
        Assert.Equal($"{customName}.mp4", dbService.LastUpdateMedia.Value.filename);
        Assert.Equal(1, progress.Total);
    }
    private static DownloadService CreateService(FakeConfigService configService, MediaTrackingDbService dbService,
        StaticApiService? apiService = null, IFileNameService? fileNameService = null,
        IAuthService? authService = null) =>
        new(authService ?? new FakeAuthService(), configService, dbService,
            fileNameService ?? new FakeFileNameService(),
            apiService ?? new StaticApiService());
    private static PostEntities.PostCollection CreatePostCollection(long mediaId, string serverFilename)
    {
        PostEntities.Medium media = new() { Id = mediaId };
        PostEntities.ListItem post = new()
        {
            Id = 10,
            PostedAt = new DateTime(2024, 1, 1),
            Author = new OF_DL.Models.Entities.Common.Author { Id = 99 },
            Media = [media]
        };
        return new PostEntities.PostCollection
        {
            Posts = new Dictionary<long, string> { { mediaId, $"https://example.com/{serverFilename}.jpg" } },
            PostMedia = [media],
            PostObjects = [post]
        };
    }
    private static PurchasedEntities.PaidPostCollection CreatePaidPostCollectionForDrm(long mediaId, string drmUrl)
    {
        MessageEntities.Medium media = new() { Id = mediaId };
        PurchasedEntities.ListItem post = new()
        {
            Id = 20,
            PostedAt = new DateTime(2024, 1, 1),
            Author = new OF_DL.Models.Entities.Common.Author { Id = 99 },
            FromUser = null,
            Media = [media]
        };
        return new PurchasedEntities.PaidPostCollection
        {
            PaidPosts = new Dictionary<long, string> { { mediaId, drmUrl } },
            PaidPostMedia = [media],
            PaidPostObjects = [post]
        };
    }
    private static string NormalizeFolder(string folder) => folder.Replace("\\", "/");
    private sealed class DeterministicFileNameService : IFileNameService
    {
        public Task<string> BuildFilename(string fileFormat, Dictionary<string, string> values) =>
            Task.FromResult(fileFormat);
        public Task<Dictionary<string, string>> GetFilename(object info, object media, object author,
            List<string> selectedProperties, string username, Dictionary<string, long>? users = null) =>
            Task.FromResult(new Dictionary<string, string>());
    }
 }
--- a/DL.Tests/Services/FileNameServiceTestModels.cs
+++ b/DL.Tests/Services/FileNameServiceTestModels.cs
@ -20,7 +20,7 @@ internal sealed class TestMedia
 internal sealed class TestMediaFiles
 {
-    public TestMediaFull Full { get; set; } = new();
+    public TestMediaFull? Full { get; set; } = new();
    public object? Drm { get; set; }
 }
--- a/DL.Tests/Services/FileNameServiceTests.cs
+++ b/DL.Tests/Services/FileNameServiceTests.cs
@ -76,4 +76,24 @@ public class FileNameServiceTests
        Assert.Equal("creator_99", result);
    }
    [Fact]
    public async Task GetFilename_UsesDrmFilenameWhenFullUrlMissing()
    {
        TestMedia media = new()
        {
            Id = 99,
            Files = new TestMediaFiles
            {
                Full = null,
                Drm = new { Manifest = new { Dash = "https://cdn.test/drm-name.mpd" } }
            }
        };
        FileNameService service = new(new FakeAuthService());
        Dictionary<string, string> values =
            await service.GetFilename(new TestInfo(), media, new TestAuthor(), ["filename"], "creator");
        Assert.Equal("drm-name_source", values["filename"]);
    }
 }
--- a/DL.Tests/Services/TestDoubles.cs
+++ b/DL.Tests/Services/TestDoubles.cs
@ -116,11 +116,10 @@ internal sealed class StaticApiService : IApiService
    public bool CdmCalled { get; private set; }
-    public Task<string> GetDrmMpdPssh(string mpdUrl, string policy, string signature, string kvp) =>
+    public Task<(string pssh, DateTime lastModified, double? durationSeconds)> GetDrmMpdInfo(
-        Task.FromResult("pssh");
+        string mpdUrl, string policy, string signature, string kvp) =>
-
+        Task.FromResult<(string pssh, DateTime lastModified, double? durationSeconds)>(
-    public Task<DateTime> GetDrmMpdLastModified(string mpdUrl, string policy, string signature, string kvp) =>
+            ("pssh", LastModifiedToReturn, null));
        Task.FromResult(LastModifiedToReturn);
    public Task<string> GetDecryptionKeyOfdl(Dictionary<string, string> drmHeaders, string licenceUrl, string pssh)
    {
@ -271,10 +270,8 @@ internal sealed class ConfigurableApiService : IApiService
    public Task<string> GetDecryptionKeyCdm(Dictionary<string, string> drmHeaders, string licenceUrl, string pssh) =>
        throw new NotImplementedException();
-    public Task<DateTime> GetDrmMpdLastModified(string mpdUrl, string policy, string signature, string kvp) =>
+    public Task<(string pssh, DateTime lastModified, double? durationSeconds)> GetDrmMpdInfo(
-        throw new NotImplementedException();
+        string mpdUrl, string policy, string signature, string kvp) =>
    public Task<string> GetDrmMpdPssh(string mpdUrl, string policy, string signature, string kvp) =>
        throw new NotImplementedException();
    public Task<string> GetDecryptionKeyOfdl(Dictionary<string, string> drmHeaders, string licenceUrl, string pssh) =>
@ -296,7 +293,7 @@ internal sealed class OrchestrationDownloadServiceStub : IDownloadService
        string serverFileName, string resolvedFileName, string extension, IProgressReporter progressReporter) =>
        throw new NotImplementedException();
-    public Task<(string decryptionKey, DateTime lastModified)?> GetDecryptionInfo(string mpdUrl, string policy,
+    public Task<(string decryptionKey, DateTime lastModified, double? mpdDurationSeconds)?> GetDecryptionInfo(string mpdUrl, string policy,
        string signature, string kvp, string mediaId, string contentId, string drmType, bool clientIdBlobMissing,
        bool devicePrivateKeyMissing) =>
        throw new NotImplementedException();
--- a/DL/CLI/SpectreDownloadEventHandler.cs
+++ b/DL/CLI/SpectreDownloadEventHandler.cs
@ -71,7 +71,7 @@ public class SpectreDownloadEventHandler : IDownloadEventHandler
    public void OnDownloadComplete(string contentType, DownloadResult result) =>
        AnsiConsole.Markup(
-            $"[red]{Markup.Escape(contentType)} Already Downloaded: {result.ExistingDownloads} New {Markup.Escape(contentType)} Downloaded: {result.NewDownloads}[/]\n");
+            $"[red]{Markup.Escape(contentType)} Media Already Downloaded: {result.ExistingDownloads} New {Markup.Escape(contentType)} Media Downloaded: {result.NewDownloads}[/]\n");
    public void OnUserStarting(string username) =>
        AnsiConsole.Markup($"[red]\nScraping Data for {Markup.Escape(username)}\n[/]");
--- a/DL.csproj
+++ b/DL.csproj
@ -23,9 +23,9 @@
    <PackageReference Include="HtmlAgilityPack" Version="1.12.4"/>
    <PackageReference Include="Microsoft.Data.Sqlite" Version="10.0.3"/>
    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="10.0.3"/>
    <PackageReference Include="Microsoft.Playwright" Version="1.58.0"/>
    <PackageReference Include="Newtonsoft.Json" Version="13.0.4"/>
    <PackageReference Include="protobuf-net" Version="3.2.56"/>
    <PackageReference Include="PuppeteerSharp" Version="20.2.6"/>
    <PackageReference Include="Serilog" Version="4.3.1"/>
    <PackageReference Include="Serilog.Sinks.Console" Version="6.1.1"/>
    <PackageReference Include="Serilog.Sinks.File" Version="7.0.0"/>
@ -49,6 +49,9 @@
    <None Update="rules.json">
      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
    </None>
    <None Update="chromium-scripts/stealth.min.js">
      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
    </None>
  </ItemGroup>
 </Project>
--- a/DL/Program.cs
+++ b/DL/Program.cs
@ -37,8 +37,6 @@ public class Program(IServiceProvider serviceProvider)
        {
            AnsiConsole.MarkupLine(
                "[yellow]In the new window that has opened, please log in to your OF account. Do not close the window or tab. Do not navigate away from the page.[/]\n");
            AnsiConsole.MarkupLine(
                "[yellow]Note: Some users have reported that \"Sign in with Google\" has not been working with the new authentication method.[/]");
            AnsiConsole.MarkupLine(
                "[yellow]If you use this method or encounter other issues while logging in, use one of the legacy authentication methods documented here:[/]");
            AnsiConsole.MarkupLine("[link]https://docs.ofdl.tools/config/auth/#legacy-methods[/]");
@ -172,6 +170,23 @@ public class Program(IServiceProvider serviceProvider)
                Environment.Exit(4);
            }
            if (!startupResult.FfprobeFound)
            {
                if (!configService.CurrentConfig.NonInteractiveMode)
                {
                    AnsiConsole.Markup(
                        "[red]Cannot locate FFprobe; please modify config.conf with the correct path. Press any key to exit.[/]");
                    Console.ReadKey();
                }
                else
                {
                    AnsiConsole.Markup(
                        "[red]Cannot locate FFprobe; please modify config.conf with the correct path.[/]");
                }
                Environment.Exit(4);
            }
            // Auth flow
            await HandleAuthFlow(authService, configService);
@ -840,25 +855,28 @@ public class Program(IServiceProvider serviceProvider)
        // FFmpeg
        if (result.FfmpegFound)
        {
            if (result.FfmpegPathAutoDetected && result.FfmpegPath != null)
        {
            AnsiConsole.Markup(
-                    $"[green]FFmpeg located successfully. Path auto-detected: {Markup.Escape(result.FfmpegPath)}\n[/]");
+                result is { FfmpegPathAutoDetected: true, FfmpegPath: not null }
-            }
+                    ? $"[green]FFmpeg located successfully. Path auto-detected: {Markup.Escape(result.FfmpegPath)}\n[/]"
-            else
+                    : "[green]FFmpeg located successfully\n[/]");
-            {
+
-                AnsiConsole.Markup("[green]FFmpeg located successfully\n[/]");
+            AnsiConsole.Markup(result.FfmpegVersion != null
                ? $"[green]ffmpeg version detected as {Markup.Escape(result.FfmpegVersion)}[/]\n"
                : "[yellow]ffmpeg version could not be parsed[/]\n");
        }
-            if (result.FfmpegVersion != null)
+        // FFprobe
        if (result.FfprobeFound)
        {
-                AnsiConsole.Markup($"[green]ffmpeg version detected as {Markup.Escape(result.FfmpegVersion)}[/]\n");
+            AnsiConsole.Markup(
-            }
+                result is { FfprobePathAutoDetected: true, FfprobePath: not null }
-            else
+                    ? $"[green]FFprobe located successfully. Path auto-detected: {Markup.Escape(result.FfprobePath)}\n[/]"
-            {
+                    : "[green]FFprobe located successfully\n[/]");
-                AnsiConsole.Markup("[yellow]ffmpeg version could not be parsed[/]\n");
+
-            }
+            AnsiConsole.Markup(result.FfprobeVersion != null
                ? $"[green]FFprobe version detected as {Markup.Escape(result.FfprobeVersion)}[/]\n"
                : "[yellow]FFprobe version could not be parsed[/]\n");
        }
        // Widevine
--- a/DL/chromium-scripts/CREATING_STEALTH_SCRIPT.md
+++ b/DL/chromium-scripts/CREATING_STEALTH_SCRIPT.md
@ -0,0 +1,14 @@
 # Stealth Script Creation
 ## Requirements
 - NodeJS (with npx CLI tool)
 ## Instructions
 - Open a terminal in this directory (OF DL/chromium-scripts)
 - Run `npx -y extract-stealth-evasions`
 ## References
 See the readme.md file and source code for the stealth script [here](https://github.com/berstend/puppeteer-extra/tree/master/packages/extract-stealth-evasions).
--- a/DL/chromium-scripts/stealth.min.js
+++ b/DL/chromium-scripts/stealth.min.js
--- a/docker/entrypoint.sh
+++ b/docker/entrypoint.sh
@ -2,6 +2,7 @@
 mkdir -p /config/cdm/devices/chrome_1610
 mkdir -p /config/logs/
 mkdir -p /config/chromium
 if [ ! -f /config/config.conf ] && [ ! -f /config/config.json ]; then
  cp /default-config/config.conf /config/config.conf
--- a/docs/config/all-configuration-options.md
+++ b/docs/config/all-configuration-options.md
@ -1,6 +1,8 @@
 # All Configuration Options
-This page contains detailed information for each configuration option supported by OF-DL. For information about the structure of the `config.conf` file or a simple list of these configuration options, go to the [configuration page](/config/configuration).
+This page contains detailed information for each configuration option supported by OF-DL. For information about the
 structure of the `config.conf` file or a simple list of these configuration options, go to
 the [configuration page](/config/configuration).
 ## BypassContentForCreatorsWhoNoLongerExist
@ -10,9 +12,12 @@ Default: `false`
 Allowed values: `true`, `false`
-Description: When a creator no longer exists (their account has been deleted), most of their content will be inaccessible.
+Description: When a creator no longer exists (their account has been deleted), most of their content will be
-Purchased content, however, will still be accessible by downloading media usisng the "Download Purchased Tab" menu option
+inaccessible.
-or with the [NonInteractiveModePurchasedTab](#noninteractivemodepurchasedtab) config option when downloading media in non-interactive mode.
+Purchased content, however, will still be accessible by downloading media usisng the "Download Purchased Tab" menu
 option
 or with the [NonInteractiveModePurchasedTab](#noninteractivemodepurchasedtab) config option when downloading media in
 non-interactive mode.
 ## CreatorConfigs
@ -23,12 +28,14 @@ Default: `{}`
 Allowed values: An array of Creator Config objects
 Description: This configuration options allows you to set file name formats for specific creators.
-This is useful if you want to have different file name formats for different creators. The values set here will override the global values set in the config file
+This is useful if you want to have different file name formats for different creators. The values set here will override
 the global values set in the config file
 (see [PaidPostFileNameFormat](#paidpostfilenameformat), [PostFileNameFormat](#postfilenameformat),
 [PaidMessageFileNAmeFormat](#paidmessagefilenameformat), and [MessageFileNameFormat](#messagefilenameformat)).
 For more information on the file name formats, see the [custom filename formats](/config/custom-filename-formats) page.
 Example:
 ```
 "CreatorConfigs": {
    "creator_one": {
@ -55,7 +62,8 @@ Default: `null`
 Allowed values: Any date in `yyyy-mm-dd` format or `null`
 Description: [DownloadOnlySpecificDates](#downloadonlyspecificdates) needs to be set to `true` for this to work.
-This date will be used when you are trying to download between/after a certain date. See [DownloadOnlySpecificDates](#downloadonlyspecificdates) and
+This date will be used when you are trying to download between/after a certain date.
 See [DownloadOnlySpecificDates](#downloadonlyspecificdates) and
 [DownloadDateSelection](#downloaddateselection) for more information.
 ## DisableBrowserAuth
@ -71,6 +79,16 @@ an `auth.json` file will need to be provided using a [legacy authentication meth
 If set to `true`, the `auth.json` file will not be deleted if authentication fails. If set to `false` (the default
 behavior), OF-DL will delete the `auth.json` file if authentication fails.
 ## DisableTextSanitization
 Type: `boolean`
 Default: `false`
 Allowed values: `true`, `false`
 Description: When enabled, post/message text is stored as-is without XML stripping.
 ## DownloadArchived
 Type: `boolean`
@ -109,7 +127,8 @@ Default: `"before"`
 Allowed values: `"before"`, `"after"`
-Description: [DownloadOnlySpecificDates](#downloadonlyspecificdates) needs to be set to `true` for this to work. This will get all posts from before
+Description: [DownloadOnlySpecificDates](#downloadonlyspecificdates) needs to be set to `true` for this to work. This
 will get all posts from before
 the date if set to `"before"`, and all posts from the date you specify up until the current date if set to `"after"`.
 The date you specify will be in the [CustomDate](#customdate) config option.
@ -121,7 +140,8 @@ Default: `false`
 Allowed values: `true`, `false`
-Description: By default (or when set to `false`), the program will not download duplicated media. If set to `true`, duplicated media will be downloaded.
+Description: By default (or when set to `false`), the program will not download duplicated media. If set to `true`,
 duplicated media will be downloaded.
 ## DownloadHighlights
@ -151,7 +171,8 @@ Default: `4`
 Allowed values: Any positive integer
-Description: The download rate in MB per second. This will only be used if [LimitDownloadRate](#limitdownloadrate) is set to `true`.
+Description: The download rate in MB per second. This will only be used if [LimitDownloadRate](#limitdownloadrate) is
 set to `true`.
 ## DownloadMessages
@ -171,7 +192,8 @@ Default: `false`
 Allowed values: `true`, `false`
-Description: If set to `true`, posts will be downloaded based on the [DownloadDateSelection](#downloaddateselection) and [CustomDate](#customdate) config options.
+Description: If set to `true`, posts will be downloaded based on the [DownloadDateSelection](#downloaddateselection)
 and [CustomDate](#customdate) config options.
 If set to `false`, all posts will be downloaded.
 ## DownloadPaidMessages
@ -228,8 +250,10 @@ Default: `false`
 Allowed values: `true`, `false`
-Description: If set to `true`, only new posts will be downloaded from the date of the last post that was downloaded based off what's in the `user_data.db` file.
+Description: If set to `true`, only new posts will be downloaded from the date of the last post that was downloaded
-If set to `false`, the default behaviour will apply, and all posts will be gathered and compared against the database to see if they need to be downloaded or not.
+based off what's in the `user_data.db` file.
 If set to `false`, the default behaviour will apply, and all posts will be gathered and compared against the database to
 see if they need to be downloaded or not.
 ## DownloadStories
@ -251,6 +275,17 @@ Allowed values: `true`, `false`
 Description: Posts in the "Streams" tab will be downloaded if set to `true`
 ## DownloadVideoResolution
 Type: `string`
 Default: `"source"`
 Allowed values: `"source"`, `"240"`, `"720"`
 Description: This allows you to download videos in alternative resolutions, by default videos are downloaded in source
 resolution but some people prefer smoother videos at a lower resolution.
 ## DownloadVideos
 Type: `boolean`
@ -261,6 +296,19 @@ Allowed values: `true`, `false`
 Description: Videos will be downloaded if set to `true`
 ## DrmVideoDurationMatchThreshold
 Type: `double`
 Default: `0.98`
 Allowed values: `0.01` to `1.0`
 Description: Minimum required ratio between downloaded DRM video length and expected length.
 Expected length is read from the MPD first, with media duration metadata used as a fallback.
 For example, `0.98` requires the downloaded file to be at least 98% of the expected duration.
 If the download is below this threshold, the program retries the download up to 3 times.
 ## FFmpegPath
 Type: `string`
@ -270,14 +318,30 @@ Default: `""`
 Allowed values: Any valid path or `""`
 Description: This is the path to the FFmpeg executable (`ffmpeg.exe` on Windows and `ffmpeg` on Linux/macOS).
-If the path is not set then the program will try to find it in both the same directory as the OF-DL executable as well
+If the path is not set, the program will try to find it in both the same directory as the OF-DL executable and the PATH
-as the PATH environment variable.
+environment variable.
 !!! note
    If you are using a Windows path, you will need to escape the backslashes, e.g. `"C:\\ffmpeg\\bin\\ffmpeg.exe"`
    For example, this is not valid: `"C:\some\path\ffmpeg.exe"`, but `"C:/some/path/ffmpeg.exe"` and `"C:\\some\\path\\ffmpeg.exe"` are both valid.
 ## FFprobePath
 Type: `string`
 Default: `""`
 Allowed values: Any valid path or `""`
 Description: This is the path to the FFprobe executable (`ffprobe.exe` on Windows and `ffprobe` on Linux/macOS).
 If the path is not set, the program will try to find it in both the same directory as the OF-DL executable and the PATH
 environment variable.
 !!! note
    If you are using a Windows path, you will need to escape the backslashes, e.g. `"C:\\ffmpeg\\bin\\ffprobe.exe"`
 ## FolderPerMessage
 Type: `boolean`
@ -297,7 +361,8 @@ Default: `false`
 Allowed values: `true`, `false`
-Description: A folder will be created for each paid message (containing all the media for that message) if set to `true`.
+Description: A folder will be created for each paid message (containing all the media for that message) if set to
 `true`.
 When set to `false`, paid message media will be downloaded into the `Messages/Paid` folder.
 ## FolderPerPaidPost
@ -330,7 +395,9 @@ Default: `false`
 Allowed values: `true`, `false`
-Description: By default (or when set to `false`), messages that were sent by yourself will be added to the metadata DB and any media which has been sent by yourself will be downloaded. If set to `true`, the program will not add messages sent by yourself to the metadata DB and will not download any media which has been sent by yourself.
+Description: By default (or when set to `false`), messages that were sent by yourself will be added to the metadata DB
 and any media which has been sent by yourself will be downloaded. If set to `true`, the program will not add messages
 sent by yourself to the metadata DB and will not download any media which has been sent by yourself.
 ## IgnoredUsersListName
@ -361,7 +428,8 @@ Default: `false`
 Allowed values: `true`, `false`
-Description: If set to `true`, media from restricted creators will be downloaded. If set to `false`, restricted creators will be ignored.
+Description: If set to `true`, media from restricted creators will be downloaded. If set to `false`, restricted creators
 will be ignored.
 ## LimitDownloadRate
@ -371,7 +439,8 @@ Default: `false`
 Allowed values: `true`, `false`
-Description: If set to `true`, the download rate will be limited to the value set in [DownloadLimitInMbPerSec](#downloadlimitinmbpersec).
+Description: If set to `true`, the download rate will be limited to the value set
 in [DownloadLimitInMbPerSec](#downloadlimitinmbpersec).
 ## LoggingLevel
@ -392,7 +461,8 @@ Default: `""`
 Allowed values: Any valid string
-Description: Please refer to [custom filename formats](/config/custom-filename-formats#messagefilenameformat) page to see what fields you can use.
+Description: Please refer to [custom filename formats](/config/custom-filename-formats#messagefilenameformat) page to
 see what fields you can use.
 ## NonInteractiveMode
@ -402,8 +472,10 @@ Default: `false`
 Allowed values: `true`, `false`
-Description: If set to `true`, the program will run without any input from the user. It will scrape all users automatically
+Description: If set to `true`, the program will run without any input from the user. It will scrape all users
-(unless [NonInteractiveModeListName](#noninteractivemodelistname) or [NonInteractiveModePurchasedTab](#noninteractivemodepurchasedtab) are configured).
+automatically
 (unless [NonInteractiveModeListName](#noninteractivemodelistname)
 or [NonInteractiveModePurchasedTab](#noninteractivemodepurchasedtab) are configured).
 If set to `false`, the default behaviour will apply, and you will be able to choose an option from the menu.
 !!! warning
@ -414,7 +486,6 @@ If set to `false`, the default behaviour will apply, and you will be able to cho
    1. Generate an auth.json file by running OF-DL with NonInteractiveMode disabled and authenticating OF-DL using the standard method **OR**
    2. Generate an auth.json file by using a [legacy authentication method](/config/auth#legacy-methods)
 ## NonInteractiveModeListName
 Type: `string`
@ -423,7 +494,8 @@ Default: `""`
 Allowed values: The name of a list of users you have created on OnlyFans or `""`
-Description: When set to the name of a list, non-interactive mode will download media from the list of users instead of all
+Description: When set to the name of a list, non-interactive mode will download media from the list of users instead of
 all
 users (when [NonInteractiveMode](#noninteractivemode) is set to `true`). If set to `""`, all users will be scraped
 (unless [NonInteractiveModePurchasedTab](#noninteractivemodepurchasedtab) is configured).
@ -447,7 +519,8 @@ Default: `""`
 Allowed values: Any valid string
-Description: Please refer to [custom filename formats](/config/custom-filename-formats#paidmessagefilenameformat) page to see what fields you can use.
+Description: Please refer to [custom filename formats](/config/custom-filename-formats#paidmessagefilenameformat) page
 to see what fields you can use.
 ## PaidPostFileNameFormat
@ -457,7 +530,8 @@ Default: `""`
 Allowed values: Any valid string
-Description: Please refer to [custom filename formats](/config/custom-filename-formats#paidpostfilenameformat) page to see what fields you can use.
+Description: Please refer to [custom filename formats](/config/custom-filename-formats#paidpostfilenameformat) page to
 see what fields you can use.
 ## PostFileNameFormat
@ -467,7 +541,8 @@ Default: `""`
 Allowed values: Any valid string
-Description: Please refer to the [custom filename formats](/config/custom-filename-formats#postfilenameformat) page to see what fields you can use.
+Description: Please refer to the [custom filename formats](/config/custom-filename-formats#postfilenameformat) page to
 see what fields you can use.
 ## RenameExistingFilesWhenCustomFormatIsSelected
@ -516,23 +591,3 @@ Allowed values: Any positive integer or `-1`
 Description: You won't need to set this, but if you see errors about the configured timeout of 100 seconds elapsing then
 you could set this to be more than 100. It is recommended that you leave this as the default value.
 ## DisableTextSanitization
 Type: `boolean`
 Default: `false`
 Allowed values: `true`, `false`
 Description: When enabled, post/message text is stored as-is without XML stripping.
 ## DownloadVideoResolution
 Type: `string`
 Default: `"source"`
 Allowed values: `"source"`, `"240"`, `"720"`
 Description: This allows you to download videos in alternative resolutions, by default videos are downloaded in source resolution but some people prefer smoother videos at a lower resolution.
--- a/docs/config/configuration.md
+++ b/docs/config/configuration.md
@ -8,6 +8,7 @@ information about what it does, its default value, and the allowed values.
 - External
    - [FFmpegPath](/config/all-configuration-options#ffmpegpath)
    - [FFprobePath](/config/all-configuration-options#ffprobepath)
 - Download
    - [IgnoreOwnMessages](/config/all-configuration-options#ignoreownmessages)
@ -22,6 +23,7 @@ information about what it does, its default value, and the allowed values.
    - [ShowScrapeSize](/config/all-configuration-options#showscrapesize)
    - [DisableTextSanitization](/config/all-configuration-options#disabletextsanitization)
    - [DownloadVideoResolution](/config/all-configuration-options#downloadvideoresolution)
    - [DrmVideoDurationMatchThreshold](/config/all-configuration-options#drmvideodurationmatchthreshold)
    - Media
        - [DownloadAvatarHeaderPhoto](/config/all-configuration-options#downloadavatarheaderphoto)
        - [DownloadPaidPosts](/config/all-configuration-options#downloadpaidposts)
--- a/docs/installation/linux.md
+++ b/docs/installation/linux.md
@ -1,4 +1,4 @@
-# Linux
+# Linux
 A Linux release of OF-DL is not available at this time, however you can run OF-DL on Linux using Docker.
 Please refer to the [Docker](/installation/docker) page for instructions on how to run OF-DL in a Docker container.
@ -7,18 +7,17 @@ If you would like to run OF-DL natively on Linux, you can build it from source b
 ## Building from source
- Install the libicu library
+- Install FFmpeg (and FFprobe)
-```bash
+Follow the installtion instructions from FFmpeg ([https://ffmpeg.org/download.html](https://ffmpeg.org/download.html)) for your distro (Ubuntu, Debian, Fedora, etc.) to install FFmpeg and FFprobe
 sudo apt-get install libicu-dev
 ```
- Install .NET version 8
+!!! warning
-```bash
+    Be sure to install FFmpeg version >= 6 and < 8. Other versions of FFmpeg may not decrypt DRM protected videos correctly.
-  wget https://dot.net/v1/dotnet-install.sh
+
-  sudo bash dotnet-install.sh --architecture x64 --install-dir /usr/share/dotnet/ --runtime dotnet --version 8.0.7
+- Install .NET 10
-```
+
 Follow the installation instructions from Microsoft ([https://learn.microsoft.com/en-us/dotnet/core/install/linux](https://learn.microsoft.com/en-us/dotnet/core/install/linux)) for your distro (Ubuntu, Debian, Fedora, etc.) to install .NET 10.
 - Clone the repo
@ -27,15 +26,16 @@ git clone https://git.ofdl.tools/sim0n00ps/OF-DL.git
 cd 'OF-DL'
 ```
- Build the project. Replace `%VERSION%` with the current version number of OF-DL (e.g. `1.7.68`).
+- Build the project. Replace `%VERSION%` with the current version number of OF-DL (e.g. `1.9.20`).
 ```bash
-dotnet publish -p:Version=%VERSION% -c Release
+dotnet publish "OF DL/OF DL.csproj" -p:Version=%VERSION% -p:PackageVersion=%VERSION% -c Release
-cd 'OF DL/bin/Release/net8.0'
+cd 'OF DL/bin/Release/net10.0'
 ```
 - Download the windows release as described on [here](/installation/windows#installation).
- Add the `config.json` and `rules.json` files as well as the `cdm` folder to the `OF DL/bin/Release/net8.0` folder.
+
 - Add the `config.conf` and `rules.json` files as well as the `cdm` folder to the `OF DL/bin/Release/net10.0` folder.
 - Run the application
--- a/docs/installation/windows.md
+++ b/docs/installation/windows.md
@ -5,9 +5,9 @@
 ### FFmpeg
 You will need to download FFmpeg. You can download it from [here](https://www.gyan.dev/ffmpeg/builds/).
-Make sure you download `ffmpeg-release-essentials.zip`. Unzip it anywhere on your computer. You only need `ffmpeg.exe`, and you can ignore the rest.
+Make sure you download `ffmpeg-release-essentials.zip`. Unzip it anywhere on your computer. You need both `ffmpeg.exe` and `ffprobe.exe`.
-Move `ffmpeg.exe` to the same folder as `OF DL.exe` (downloaded in the installation steps below). If you choose to move `ffmpeg.exe` to a different folder,
+Move `ffmpeg.exe` and `ffprobe.exe` to the same folder as `OF DL.exe` (downloaded in the installation steps below). If you choose to move them to a different folder,
-you will need to specify the path to `ffmpeg.exe` in the config file (see the `FFmpegPath` [config option](/config/configuration#ffmpegpath)).
+you will need to specify the paths in the config file (see the `FFmpegPath` and `FFprobePath` [config options](/config/configuration)).
 ## Installation
@ -19,4 +19,5 @@ you will need to specify the path to `ffmpeg.exe` in the config file (see the `F
   - rules.json
   - e_sqlite3.dll
   - ffmpeg.exe
   - ffprobe.exe
 4. Once you have done this, run OF DL.exe
--- a/docs/running-the-program.md
+++ b/docs/running-the-program.md
@ -4,7 +4,7 @@ Once you are happy you have filled everything in [auth.json](/config/auth) corre
 ![CLI welcome banner](/img/welcome_banner.png)
-It should locate `config.json`, `rules.json` and FFmpeg successfully. If anything doesn't get located
+It should locate `config.conf`, `rules.json`, FFmpeg, and FFprobe successfully. If anything doesn't get located
 successfully, then make sure the files exist or the path is correct.
 OF-DL will open a new window, if needed, to allow you to log into your OnlyFans account. The window will automatically close once
Author	SHA1	Message	Date
sim0n00ps	ba0347f86f	Merge pull request 'Replace PuppeteerSharp with Playwright' (#44 ) from whimsical-c4lic0/OF-DL:replace-puppeteer-with-playwright into master Reviewed-on: sim0n00ps/OF-DL#44	2026-02-20 10:39:25 +00:00
whimsical-c4lic0	22ad1c005b	Merge remote-tracking branch 'sim0n00ps/master' into replace-puppeteer-with-playwright # Conflicts: # .gitea/workflows/publish-release.yml	2026-02-19 12:25:27 -06:00
sim0n00ps	40a7687606	Merge pull request 'Detect if a single post is paid or free' (#144 ) from whimsical-c4lic0/OF-DL:detect-free-and-paid-single-posts into master Reviewed-on: sim0n00ps/OF-DL#144	2026-02-19 18:23:24 +00:00
sim0n00ps	ccb990675a	Merge branch 'master' into detect-free-and-paid-single-posts	2026-02-19 18:22:51 +00:00
sim0n00ps	77bd5f7ed9	Merge pull request 'Fix custom filename formats for paid messages and paid posts' (#143 ) from whimsical-c4lic0/OF-DL:fix-custom-filename-formats into master Reviewed-on: sim0n00ps/OF-DL#143	2026-02-19 18:22:42 +00:00
whimsical-c4lic0	70f69fb502	Merge remote-tracking branch 'sim0n00ps/master' into fix-custom-filename-formats # Conflicts: # OF DL.Core/Services/DownloadService.cs	2026-02-19 12:21:06 -06:00
whimsical-c4lic0	e22d2b63a2	Merge remote-tracking branch 'sim0n00ps/master' into detect-free-and-paid-single-posts # Conflicts: # OF DL.Core/Services/DownloadService.cs	2026-02-19 12:20:23 -06:00
sim0n00ps	4b0bd4d676	Merge pull request 'Prevent partial DRM video downloads' (#142 ) from whimsical-c4lic0/OF-DL:fix-partial-video-downloads into master Reviewed-on: sim0n00ps/OF-DL#142	2026-02-19 18:03:11 +00:00
whimsical-c4lic0	dce7e7a6bd	Detect if a single post is paid or free	2026-02-18 02:30:47 -06:00
whimsical-c4lic0	378a82548b	Update linux installation docs	2026-02-17 12:37:28 -06:00
whimsical-c4lic0	03dd66a842	Fix custom filename formats for paid messages and posts, and fix creator config empty strings	2026-02-16 02:56:03 -06:00
whimsical-c4lic0	edc3d771d1	Fix misleading wording in download summary messages	2026-02-13 00:53:41 -06:00
whimsical-c4lic0	b4aac13bc6	Compare downloaded DRM video durations against the duration reported by the MPD to ensure complete downloads	2026-02-13 00:51:57 -06:00
whimsical-c4lic0	15a5a1d5f1	Merge branch 'master' into replace-puppeteer-with-playwright	2026-02-13 00:33:05 +00:00
whimsical-c4lic0	c2ab3dd79f	Update work with recent major refactor	2026-02-11 13:20:06 -06:00
whimsical-c4lic0	de97336f6c	Merge branch 'refactor-architecture' into replace-puppeteer-with-playwright # Conflicts: # Dockerfile # OF DL/Helpers/AuthHelper.cs # OF DL/OF DL.csproj # OF DL/Program.cs	2026-02-11 12:37:26 -06:00
whimsical-c4lic0	e106fa2242	Document the stealth script creation process	2026-01-04 22:41:34 -06:00
whimsical-c4lic0	568a071658	Merge branch 'master' of https://git.ofdl.tools/whimsical-c4lic0/OF-DL into replace-puppeteer-with-playwright	2026-01-04 22:30:33 -06:00
whimsical-c4lic0	7bd5971695	Merge branch 'master' into replace-puppeteer-with-playwright	2025-12-14 02:29:11 +00:00
whimsical-c4lic0	5c57178f5b	Merge branch 'replace-puppeteer-with-playwright' of https://git.ofdl.tools/whimsical-c4lic0/OF-DL into replace-puppeteer-with-playwright	2025-12-13 02:09:33 -06:00
whimsical-c4lic0	0572844ca8	Download chromium during runtime in docker (like windows)	2025-12-13 02:07:56 -06:00
whimsical-c4lic0	e4eb6c0507	Merge branch 'master' into replace-puppeteer-with-playwright	2025-12-02 17:26:25 +00:00
whimsical-c4lic0	d79733ec24	Merge branch 'master' into replace-puppeteer-with-playwright	2025-12-01 21:33:27 +00:00
whimsical-c4lic0	a4d8676f2e	Merge remote-tracking branch 'origin/master' into replace-puppeteer-with-playwright	2025-11-05 14:26:48 -06:00
whimsical-c4lic0	f501a7e806	Merge remote-tracking branch 'origin/master' into replace-puppeteer-with-playwright	2025-10-31 17:43:27 -05:00
whimsical-c4lic0	2b2206a0b4	merge upstream	2025-08-18 15:25:14 +00:00
whimsical-c4lic0	3ef7895007	Replace PuppeteerSharp with Playwright	2025-07-30 17:30:37 -05:00