How do I activate my Windows 7 Professional product key?

To activate your Windows 7 Professional product key, follow these steps: 1. Click on the "Start" button and go to "Control Panel." 2. In the Control Panel, find and click on "System and Security." 3. Under the "System" section, click on "Activate Windows." 4. A window will appear asking you to enter your product key. Type in the product key and click "Next." 5. Follow the on-screen instructions to complete the activation process. 6. Once activated, you will receive a confirmation message. Restart your computer for the changes to take effect.

Activate Windows 7

  • Select the Start button. , right-click Computer, select Properties, and then select Activate Windows now.
  • If Windows detects an internet connection, select Activate Windows online now. ...
  • Enter your Windows 7 product key when prompted, select Next, and then follow the instructions.