Windows/Store

Reinstall Microsoft Store

Try the following:

Powershell
Get-AppXPackage *WindowsStore* -AllUsers | Foreach {Add-AppxPackage -DisableDevelopmentMode -Register "$($_.InstallLocation)\AppXManifest.xml"}

or

winget install 9WZDNCRFJBMP

or

Get-AppxPackage -Name "Microsoft.WindowsStore" | Remove-AppxPackage
Get-AppxPackage -Name "Microsoft.DesktopAppInstaller" | Remove-AppxPackage
Get-AppxPackage -Name "Microsoft.StorePurchaseApp" | Remove-AppxPackage
Get-AppxPackage -Name "Microsoft.XboxIdentityProvider" | Remove-AppxPackage

https://github.com/kkkgo/LTSC-Add-MicrosoftStore/archive/refs/tags/2019.zip
add-store.cmd

or

net stop bits
net stop wuauserv
net stop appidsvc
net stop cryptsvc
Del "%ALLUSERSPROFILE%\Application Data\Microsoft\Network\Downloader*.*"
rmdir %systemroot%\SoftwareDistribution /S /Q
rmdir %systemroot%\system32\catroot2 /S /Q
regsvr32.exe /s atl.dll
regsvr32.exe /s urlmon.dll
regsvr32.exe /s mshtml.dll
netsh winsock reset
netsh winsock reset proxy
net start bits
net start wuauserv
net start appidsvc
net start cryptsvc

Reset Microsoft Store

wsreset -i