For the most up-to-date information on Windows 8.1 product key activation, check the official Microsoft website.
When you reinstall Windows 8.1, the installer should automatically detect this key and activate it once you connect to the internet. windows 8.1 product key activation free
It is completely legal to install and run Windows 8.1 without a product key for testing or home use. How can I activate windows 10 free without product key? For the most up-to-date information on Windows 8
