Your Windows 10 product key serves as proof that you actually own Windows 10, and might need to be entered when you reinstall ...

Lost your Windows 7 product key? Use this quick guide to recover it from stickers, emails, tools, or Microsoft Support.

Usually, you'd activate Windows 11 (or 10) using the Settings app to enter the product key. However, if you're in an enterprise environment and you have a specific type of activation key, you can also ...

You just replaced your PC's hard drive, but now you have to reinstall and reactivate Windows or Office on your new system. Can you do it without the product keys for ...

There are two ways to Install Windows 11 without entering the product key. One common thing between them is that you need to use the same Microsoft account. When Installing for the First Time Activate ...