When the "Generic V3" error affects multiple apps, re-registering the entire UWP manifest via PowerShell is the most reliable fix.
Right-click the button and select Windows PowerShell (Admin) . mfw10 fix repair uwp v3 generic
If the error is isolated to one specific program, resetting the local data cache can clear the MFW10 conflict. Go to > Apps . Find the problematic app in the list. Click Advanced options . Select the Reset button. Restart your computer. Re-register UWP Apps via PowerShell When the "Generic V3" error affects multiple apps,