Validating windows 7 ultimate
If you do find yourself with a non-genuine version of Windows after performing a hardware upgrade, replacing a failing component, or — in an extreme worst case scenario — upgrading a hardware driver or firmware that causes Windows to think you’re using a new component, you’ll need to activate Windows again with Microsoft.
To re-activate a Windows 7 PC, you’ll need to open the Windows Activation tool.
This is all the way it’s supposed to work, according to the Windows license agreement.
If the automated system fails, you’ll be put on the line with a Microsoft customer service representative.
Explain your situation and they’ll hopefully allow you to re-active your installed copy of Windows, making it genuine again.
Over the Internet By Telephone By Modem Turning Off Activation Community Q&A While Windows is typically set to activate automatically when you install it, you may find a time when you need to manually activate it.
Activating Windows verifies that your copy of Windows is only being used by your computer hardware, which helps prevent piracy.
You’re allowed to make certain hardware changes under the Windows license agreement, but even making allowed hardware changes may turn your copy of Windows into a “non-genuine” copy that requires reactivation with Microsoft.