killzen

if you are using a wireless mouse remove the battery then replace it to reset mouse (circle of brush  not visible)

this has worked for me so far.

https://www.advancedinstaller.com/msix-troubleshooter.html

try using that to troubleshoot AND install the msix file

You may also have to update the C++ LIBs in order to be able to run the software.

https://learn.microsoft.com/en-us/cpp/windows/latest-supported-vc-redist?view=msvc-170

good luck

you can enable downloading  apps from 3rd parties under the Windows 'Settings' in the 'Apps' menu

and,

you can enable installing  them under the Security menu, under the Developers menu