Whats needed: Windows 7 Home Basic, Home Premium,  Professional, Enterprise or Ultimate. Windows 7 Starter will not work.    Skill: Beginner

You may be using Windows 7 without one of it’s coolest features, the Desktop Wallpaper shuffler. That’s right, Windows 7 can automatically switch your desktop wallpaper at intervals that you choose. Heres how to set it.

1. right click the desktop and click Personalize. Click on change Change Desktop Background
2.  check all the desktop backgrounds that you would like to rotate
3. check the shuffle box and choose  how often you want them to rotate. minimum will be 10 second and maximum is 1 day.

And that’s  all you have to do to have cool rotating desktop wallpaper that a lot of your friends will envy.