How to change product key on Windows 8.1, Full installation of Windows 8.1

How to change the product key on the Windows operating system? "is one question that is often asked by users of computers. Version of the Windows 8.1 operating system (like its predecessor) requires entering the license key, with which the use of the OS will be fully legal (lawful). And…

How to deactivate Windows 10 and change the product key.

Activation is a protection mechanism which is implemented in Windows 10 and earlier to combat piracy. First appeared in Windows XP activation and since there is with various changes and improvements in Windows Vista, Windows 7, Windows 8 and Windows 10. Your copy of Windows is genuine only if successful…