This Copy of Windows Is Not Genuine is occurring when your computer screen suddenly turns black with program icons still visible.
At the same time, an error message displays as this copy of Windows is not genuine:
Mostly common Method to solve this issue:
Use SLMGR -REARM command
- Click on the start menu.
- Type cmd in the search field.
- Right-click on cmd file and click on Run as Administrator. It is must to run the command prompt with administrator privileges.
- Type SLMGR -REARM (SLMGR is Windows software licensing management tool. REARM command will reset the licensing status of the machine) and press enter.
- Now you will see a confirmation window, click on OK.
- Restart your PC.