How to set the screen saver on Apple computer?

1. First, enter the Desktop and Screen Saver option in System Preferences.

2. When this option is turned on, you can see that desktop background setting and screen saver of Mac system are two different tabs. You can set the Mac's desktop background picture at the arrow on the left, or you can set the time when the picture changes below.

3. Next, set up the screen saver. The red box on the left shows the effect of the built-in screen saver on the Mac. Just select the direct photo. "Idle before startup" in the lower left corner is to set the time when the Mac enters the screen saver.

4. The screen saver of 4.Mac can also choose the source of the presentation content. In the "Source" in the picture above, you can choose your favorite picture for the screen saver demonstration.