How to upgrade from Windows Home to Pro free
Says Charles of Microsoft, The way to do this is as follows: Open Settings > Update & Security Activation Change Product key. Enter this product key in the provided space:
Your Windows 10 Home will get upgraded to Windows 10 Pro. But your copy will not be activated. You can use your Windows 8 Pro key to activate it or you can buy a product license key and enter it to get it activated. Clicking on the Go to Store button will take you to the Windows Store, where you can complete your purchase. Once you have done this, you can check your Windows 10 activation status. This is all the information that is available about this. Read next: How to downgrade from Windows Enterprise to Pro edition.