How to change the product key of Windows 8.1
In this article you will learn how to change the product key of Windows 8.1. The procedure is as follows:
- From the StartScreen, press the Windows key + C to display the Charms bar.
- Go to Settings > Change PC Settings.
- Go to PC and devices > PC info.
- Click on Change product key.
- Enter your new product key and follow the onscreen procedure: