Windows Activation helps verify that your copy of Windows is genuine and hasn’t been used on more devices than the Microsoft Software License Terms allow. 1] Are you using the right product key? Make ...

When Microsoft first launched the Windows operating system, installing it was only a matter of copying the program onto a disk. You didn't have to verify your copy of Windows. Starting with Windows XP ...

This post features solutions to fix the Windows Activation error 0x803F700F. Windows activation is a process by Microsoft that verifies that the Windows copy you’re ...

I have to do a manual Windows XP activation. When the screens come up, they say to call the phone number below but there is no number. I searched Microsoft for it and no luck there. Does anyone have ...