If you upgrade from Windows 11 Home to Pro , please follow these steps :1：Select Start > Settings > System > Activation.2：Under Upgrade your edition of Windows, select Open Store3：Select “I have a Windows 10/11 Pro Product Key”, then input the product key4:   If you have any error warning , please reboot your PC and try it againif you need a windows 11 pro key, you can get it from www.keyingo.com read more