VK7JG-NPHTM-C97JM-9MPGT-3V66T
or
X3W8N-3WQCV-2MXDF-K77MK-7XMP6
Upgrade offline if need or online

Use the start button then go to settings.
Choose System and then all to the bottom and choose change product key.
Enter the Product key VK7JG-NPHTM-C97JM-9MPGT-3V66T
The PC will reboot and should be running Pro now.
Enter your own OEM product key to activate Windows.