United600

@copilot I’m not a fan of treating audio and video differently. Since it's a launching option why not use the [ApplicationView.PreferredLaunchWindowingMode](https://learn.microsoft.com/en-us/uwp/api/windows.ui.viewmanagement.applicationview.preferredlaunchwindowingmode?view=winrt-26100#windows-ui-viewmanagement-applicationview-preferredlaunchwindowingmode)? From the documentation: > You typically set this property...

@copilot After some testing I'm not sure this is what we want. It works, but it also forces the app into fullscreen mode even when opening the app normally. It...

😱 What a mess. Didn't even resolved the conflicts. We should probably undo the last commit.

@huynhsontung I had already suggested using the `ApplicationView.PreferredLaunchWindowingMode`, but the same problems remain. **Pros**: Remembers the last windowing mode (but it probably should only remember the playback windowing mode). **Cons**:...

@copilot Where does the `UnsupportedUrlPatterns` list comes from? And are we really opening/creating a new ContentDialog, from the OpenUrlDialog, just to show an error message? Is that really the best...

That is a weird error, every single search leads me to a Windows Update issue. Is this only for Screenbox? Can you install other apps from the store?

Even VLC UWP or any other media player app that registers `.mp4` extension?

Can you check VLC UWP since VLC doesn't use a manifest/msix nor it's installed by the store.

Right, is this a stock Windows install? Have you change any services running status or installed a "debloater" app?

Is this device under an organization? Maybe some security product is locking that (and more) registry keys?