Error 0xc004f050 can show up due to the wrong Windows edition installed or pending updates if you are using the product key to upgrade from the standard Windows 11 Home edition to Pro.
How to fix error 0xc004f050 if you have the standard Windows 11 Home edition:
- Type "check for updates" in Windows search
- Download and Install all updates
- Disconnect your device from the internet
- Now enter the product key you have received after purchase
- Restart your device
Note: ignore any error that shows up when you enter the key while you are disconnected from the internet
If you have other editions installed like Windows 11 Pro N, Windows 11 Home Single Language, Windows 11 Enterprise or etc, then you will need to do a clean installation:
Download link: https://www.microsoft.com/en-us/software-download/windows11
How to do a clean Installation Guide (Text): https://pureinfotech.com/clean-install-windows-11/
How to do a clean Installation Guide (Video): https://www.youtube.com/watch?v=5nS8qXgT-Ko