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Solved
Opening the msix file results in an error: "The app didn't start."
But Appinstaller start normally when I switch to Administrator User.
Found the perfect solution below.
https://answers.microsoft.com/en-us/windows/forum/all/solved-when-i-try-to-open-any-appx-or-appinstaller/cf339756-1dfb-453f-bbf8-52fbbecffdc5
Yes, Microsoft account user.
All msix file.
Try login with administrator account or run the Command prompt as administrator and then type the following command:
sfc /scannow
Press enter and let it runs and see what the result is.
sfc /scannow
Press enter and let it runs and see what the result is.