Add-AppxPackage -Path "C:\Path\to\File.Appx" In the above command line, the respective path indicates the location of the .appx file that is stored in the subfolder directory of your device.

If you cannot change the default app by File Type in Windows 11/10 then this post is sure to help you resolve the issue. Windows 11/10 provides built-in options to change the default app(s) to ...