Activation is the required process of ensuring that Windows 7 on your computer is genuine and used according to the Microsoft Software License Terms. Describes how to activate your copy of Windows XP by using the Internet, a modem, or by phone. Open Windows activation and activate Windows on the computer you are using. How to Activate Windows 7. While Windows is typically set to activate automatically when you install it, you may find a time when you need to manually activate it. i can't seem to get my windows 7 to activate i have my product key i need to chat with someone that can help me please. Hi Creetzjr – Welcome to Microsoft Answers. To install an upgrade version of Windows 8, you must already have Windows 7, Windows Vista, or Windows XP installed on your PC. If you formatted the drive. Describes how to activate Windows Vista. Also describes how to determine the activation status. You must activate Windows Vista within 30 days for it to. Learn more about why activation might not have worked, and find out what you can do to activate Windows. How to Activate Windows XP Without a Genuine Product Key. If you can't find your product key after reinstalling Windows XP, you may be locked out of using the. How to Activate Windows 7 Manually - Windows 7 Activation Steps. What is Windows activation? Why activating your Windows 7 is important?.