Third-party apps like VLC, Notepad++, and 7-Zip can be set as Windows 11 defaults — install them, go to Settings → Apps → Default apps and search by name.
VLC, Notepad++, 7-Zip and other third-party apps can all be set as Windows 11 defaults. Install the app, then go to Settings → Apps → Default apps and search by app name.
Set VLC (or any video player) as your default for .mp4, .mkv, .avi and more — goodbye default Windows player. Settings → Apps → Default apps.
Assign .mp4, .mkv, .avi and other video formats to VLC or your favourite video player — Settings → Apps → Default apps, find the app, assign each extension.