

Pretty cool, right? Unfortunately, there are two caveats you should keep in mind. Unlike a normal screen saver, however, the animation will play behind your desktop icons, interface, and windows, just like a standard wallpaper image. You’ll see your default static desktop wallpaper image immediately replaced by your screen saver.

Next, launch Terminal (located in the Applications > Utilities folder), copy and paste the following command, and press the Return key on your keyboard to execute it: /System/Library/Frameworks/amework/Resources/ScreenSaverEngine.app/Contents/MacOS/ScreenSaverEngine -background Whichever one you choose, just make sure it’s selected as the active screen saver, even if you have it set to never start in the “Start After” duration drop-down menu. To use a screen saver as your desktop background, first head to System Preferences > Desktop & Screen Saver > Screen Saver and select one of the screen savers included in OS X, or a third party screen saver that you’ve previously installed. How to Set a Screen Saver as the Desktop Background in Mac OS XĪpple has long offered users a wide variety of beautiful, high quality images to use as desktop wallpaper, but if you’d like something even more interesting on your Mac’s desktop, you can use a Terminal command to set one of your Mac’s animated screen savers as the background instead.
