Windows 11 Not Activated After a Motherboard Change or BIOS Update: How to Fix It
Windows 11 not activated after a motherboard change, BIOS update or reinstall? Fix it with the Activation troubleshooter, your product key or phone activation.
How to Upgrade Windows 11 Home to Pro Without Reinstalling
Upgrade Windows 11 Home to Pro without reinstalling: enter a Pro key or buy the upgrade in Settings. Covers cost, cmd, and fixes for 0xC004F050 and 0x803FA067.
How to Activate Windows 11 Pro With a Product Key
Activate Windows 11 Pro with a product key during setup or in Settings > System > Activation, check your status, and fix common activation errors.