diff --git a/.idea/.idea.MSUScripter/.idea/avalonia.xml b/.idea/.idea.MSUScripter/.idea/avalonia.xml
index 9fb0191..c8a17f9 100644
--- a/.idea/.idea.MSUScripter/.idea/avalonia.xml
+++ b/.idea/.idea.MSUScripter/.idea/avalonia.xml
@@ -4,6 +4,8 @@
     <option name="projectPerEditor">
       <map>
         <entry key="MSUScripter/App.axaml" value="MSUScripter/MSUScripter.csproj" />
+        <entry key="MSUScripter/Themes/Dark.axaml" value="MSUScripter/MSUScripter.csproj" />
+        <entry key="MSUScripter/Themes/Themes.axaml" value="MSUScripter/MSUScripter.csproj" />
         <entry key="MSUScripter/Views/AboutPanel.axaml" value="MSUScripter/MSUScripter.csproj" />
         <entry key="MSUScripter/Views/AddSongWindow.axaml" value="MSUScripter/MSUScripter.csproj" />
         <entry key="MSUScripter/Views/AudioAnalysisWindow.axaml" value="MSUScripter/MSUScripter.csproj" />
diff --git a/MSUScripter/MSUScripter.csproj b/MSUScripter/MSUScripter.csproj
index dcfe570..05fb02d 100644
--- a/MSUScripter/MSUScripter.csproj
+++ b/MSUScripter/MSUScripter.csproj
@@ -8,7 +8,7 @@
     <AvaloniaUseCompiledBindingsByDefault>true</AvaloniaUseCompiledBindingsByDefault>
     <ApplicationIcon>MSUScripterIcon.ico</ApplicationIcon>
     <PackageIcon>MSUScripterIcon.ico</PackageIcon>
-    <Version>5.1.4</Version>
+    <Version>5.2.0</Version>
     <RuntimeFrameworkVersion>10.0.0</RuntimeFrameworkVersion>
     <IncludeSourceRevisionInInformationalVersion>false</IncludeSourceRevisionInInformationalVersion>
     <LangVersion>13</LangVersion>
@@ -25,7 +25,7 @@
     configuration.-->
     <PackageReference Include="MattEqualsCoder.AvaloniaControls" Version="2.0.1" />
     <PackageReference Include="MattEqualsCoder.GitHubReleaseChecker" Version="1.1.4" />
-    <PackageReference Include="MattEqualsCoder.MSURandomizer.Library" Version="3.2.3" />
+    <PackageReference Include="MattEqualsCoder.MSURandomizer.Library" Version="3.3.0" />
     <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="10.0.2" />
     <PackageReference Include="Microsoft.Extensions.Hosting" Version="10.0.2" />
     <PackageReference Include="NAudio" Version="2.2.1" />
diff --git a/MSUScripter/Services/DependencyInstallerService.cs b/MSUScripter/Services/DependencyInstallerService.cs
index 2d22324..7730d91 100644
--- a/MSUScripter/Services/DependencyInstallerService.cs
+++ b/MSUScripter/Services/DependencyInstallerService.cs
@@ -20,9 +20,9 @@ public class DependencyInstallerService(ILogger<DependencyInstallerService> logg
     private const string PythonLinuxDownloadUrl = "https://github.com/astral-sh/python-build-standalone/releases/download/20250828/cpython-3.13.7+20250828-x86_64_v3-unknown-linux-gnu-install_only_stripped.tar.gz";
     private const string MsuPcmWindowsDownloadUrl = "https://github.com/qwertymodo/msupcmplusplus/releases/download/v1.0RC3/msupcm.exe";
     private const string MsuPcmLinuxDownloadUrl = "https://github.com/MattEqualsCoder/msupcmplusplus/releases/download/v1.0RC3/msupcm.AppImage";
-    private const string FfmpegWindowsDownloadUrl = "https://github.com/BtbN/FFmpeg-Builds/releases/download/autobuild-2024-08-31-12-50/ffmpeg-n7.0.2-6-g7e69129d2f-win64-lgpl-shared-7.0.zip";
+    private const string FfmpegWindowsDownloadUrl = "https://github.com/BtbN/FFmpeg-Builds/releases/download/latest/ffmpeg-n8.1-latest-win64-lgpl-8.1.zip";
     private const string FfmpegWindows32BitDownloadUrl = "https://github.com/defisym/FFmpeg-Builds-Win32/releases/download/latest/ffmpeg-n7.1-latest-win32-gpl-7.1.zip";
-    private const string FfmpegLinuxDownloadUrl = "https://github.com/BtbN/FFmpeg-Builds/releases/download/autobuild-2024-08-31-12-50/ffmpeg-n7.0.2-6-g7e69129d2f-linux64-lgpl-shared-7.0.tar.xz";
+    private const string FfmpegLinuxDownloadUrl = "https://github.com/BtbN/FFmpeg-Builds/releases/download/autobuild-2026-07-31-14-10/ffmpeg-n7.1.5-12-g1fdbca85aa-linux64-lgpl-shared-7.1.tar.xz";
 
     public async Task<bool> InstallPyApp(Action<string> response, Func<string, string, Task<RunPyResult>> runPyFunc)
     {