If you do not activate your copy of Windows, you cannot change the Theme, wallpaper, etc., from the Windows Settings. However, if it is required for you to change the theme without activating Windows ...

Before going through these solutions, the first thing you need to make sure of is that you have the correct product key. This problem is usually faced by those with ...

If you plan to install a new copy of the Windows operating system on a PC in your office, you'll need to prove your ownership of the software. In the past, this simply meant entering a unique product ...