To resolve this issue, follow these simple steps:
If you receive the error code 0xC004f050:
Follow the instructions in the following video:
Enter the generic key: VK7JG-NPHTM-C97JM-9MPGT-3V66T.
Turn off the internet and start the upgrade. Restart your PC.
After a successful installation, change to our key sent via email and restart your PC.