We have covered variety of freeware applications to automatically change the wallpaper in Windows. Wallpaper Rotator is a Firefox add-on which can automatically rotate your desktop wallpaper in the time interval set. The highly efficient and easy to use extension lets you install infinite numbers of wallpapers and manage them. You can also add wallpapers from your hard disk for rotation.
You can create a new collection of wallpapers and add from your PC to the collection for rotation. Rotation can be controlled through the settings option.
You can add as much wallpaper as you want on your Desktop. Classify them in collections, edit the details and manage them through the easy interface of the extension. You need to have administrator privileges to change your operating desktop. If you are a limited session user desktop wallpaper can not be changed.