Windows Video Preview Handler

A Windows Shell preview handler that plays video and audio files directly in the File Explorer preview pane using WebView2.

Install

1. Download the latest release zip
2. Extract to a permanent location (e.g. %AppData%\VideoPreviewHandler)
3. Run register.bat as administrator
4. In file explorer, enable the preview pane

To uninstall, run unregister.bat as administrator and delete the folder.

Supported Formats

Configured via WebViewVideoPreview.ini — by default:

.3gp .m4v .mkv .mov .mp4 .ogv .webm .aac .flac .m4a .mp3 .ogg .opus .wav .weba

Edit the INI file to add or remove extensions. Re-register after changes.

Requirements

• Windows 10 or later (Only tested on Win10)
• WebView2 Runtime (included with modern Windows)

Building from Source

Requires Visual Studio Build Tools with the C++ workload.

1. Install the WebView2 SDK:

   nuget install Microsoft.Web.WebView2 -OutputDirectory packages
   

2. Run build_release.bat from a VS Developer Command Prompt

License

MIT