When you reset a PC that originally shipped with Windows 10 or Windows 11 Home edition, the activation process might restore that edition. Fortunately, it's easy to restore your Pro upgrade.

A BIOS key lets you access BIOS. This article shows how to get the BIOS key for HP, Dell, Acer, Lenovo, MSI and Gigabyte computers.

If you do not know the right key to access the ASUS BIOS, this article will show you how to the ASUS BIOS key for a Windows 11/10 PC.

But if you made major changes to your PC, or an administrator has triggered a security event, you may need to input your BitLocker recovery key to get into Windows. Don't have it at hand? Don't worry.

I get product key conflicts. How can I query the PC to determine which disk was used to install??