(Win 7 / Win 8 / Win 10)
1. Press Win + R Key on your keyboard….
2. Type cmd in the dialog box and hit <OK>
3. In the Command Prompt (Black Dialog Box), type the command “slmgr /xpr”
(example: c:/>users\netcomcomputers\>slmgr /xpr)
4. As soon as you press the Enter button, Windows will display a new window showing the activation status. (Image below)