If you need to change the product key for your copy of Windows 7—whether because you’ve purchased a new license, upgraded your edition, or are resolving activation issues—you can do so easily without reinstalling the operating system. Follow the steps below.
: Scroll to the bottom of the window to find the Windows activation section. change windows 7 product key
: Windows will attempt to connect to the internet to verify the new key. Method 2: Command Prompt (Advanced) If you need to change the product key
For most users, the standard "System Properties" window is the fastest way to update a license key. upgraded your edition