Hello there,
It seems like you have tried most of the troubleshooting steps, let us try to re-register the App and see if that helps.
- Reset Microsoft Store through Command Prompt
Type cmd in Windows Search box > Right click on Command Prompt > Run As Administrator > Type WSreset.exe and click Enter > Reboot your computer - Re-register All Store apps (You will get many Reds, ignore them)
Windows Key+X > Windows Powershell (Admin) > Copy the following from below and right-click in Powershell to paste > Enter > Restart your computer
Get-AppXPackage -AllUsers | Foreach {Add-AppxPackage -DisableDevelopmentMode -Register "$($_.InstallLocation)\AppXManifest.xml"}
- Uninstall & Reinstall Store
Windows Key+X > Windows Powershell (Admin) > Copy the following from below and right-click in Powershell to paste > Enter
Get-AppxPackage -allusers WindowsStore | Remove-AppxPackage
Copy the following from below and right-click in Powershell to paste > Enter > Reboot your computer
Get-AppxPackage -allusers WindowsStore | Foreach {Add-AppxPackage -DisableDevelopmentMode -Register “$($_.InstallLocation)\AppXManifest.xml”}
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