Many users opting for a free upgrade of Windows 11/10 will not get a product key. That’s because the activation for the free offer of Windows 11/10 is registered on the Microsoft activation ...

Microsoft allows you to install Windows ... key. However, starting with Windows 7, Microsoft stopped this and instead started ...

Since Windows 11 and 10 use a digital license method for activation ... enter the key each time you upgrade or clean install ...

Also, verify that the product key you’re trying to use for the activation is genuine and the correct product key for the edition of Windows 11/10 you ... your desktop or change your background.