If you bought an OEM key a few extra steps are required to upgrade Windows 10 Home to Pro

  1. Use the start button then go to settings.

  2. Choose System and then all to the bottom and choose change product key.

  3. Enter the Product key VK7JG-NPHTM-C97JM-9MPGT-3V66T

  4. The PC will reboot and should be running Pro now.

  5. Enter your own OEM product key to activate Windows.