


After this period is over, they are commanded to enter the product key.

The users get to use Windows 8.1 for free for 15 days. However, those who use older Windows versions are required to provide the product key. This version does not require a product key if the computer runs Windows 7 or 8. After Windows 7, Microsoft launched Windows 8, but its experience with the users was not great. Windows 8.1 product key is the way to reach out for Windows 8 latest version.
