V3 Generic — Mfw10 Fix Repair Uwp

Get-AppxPackage -AllUsers | ForEach-Object Add-AppxPackage -DisableDevelopmentMode -Register "$($_.InstallLocation)\AppXManifest.xml" -Verbose

If the above fails with 0x80073CFA, you must remove and reinstall the AppX service itself:

# Remove all user app packages (backup first!)
Get-AppxPackage -AllUsers | Remove-AppxPackage
The "MFW10" designation typically refers to a script or utility package designed for Windows 10 Maintenance/Fixes. The v3 Generic iteration represents the third revision of the script, designed to be hardware-agnostic (generic) rather than tailored to a specific laptop or OEM brand. mfw10 fix repair uwp v3 generic
Its primary objective is to automate the tedious process of re-registering all UWP applications and repairing the underlying Windows Store framework without requiring a full Windows reinstallation.
Hidden within the registry are AppModel keys that generic Windows tools ignore. This is where "mfw10" specific flags often reside. If the above fails with 0x80073CFA , you
Registry path to correct:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\AppModel\StateChange

Repair steps:
Get-AppxPackage photos | Reset-AppxPackage
Get-AppxPackage calculator | Reset-AppxPackage
Get-AppxPackage windowscommunicationsapps | Reset-AppxPackage

Note: After step 2, a reboot is required for v3 apps to reattach to the App SDK runtime.