System Preferences on your Mac
System Preferences is where you personalize your Mac Pro settings. For example, use Energy Saver preferences to change sleep settings. Or use Desktop & Screen Saver preferences to add a desktop background or choose a screen saver.
Customize your Mac Pro. Click the System Preferences icon in the Dock, or choose Apple menu
> System Preferences. Then click the type of preference you want to set. To learn more, see Customize your Mac with System Preferences in the macOS User Guide.
![The System Preferences window.](https://help.apple.com/assets/61804086EAFA8C6F1D59B7AD/61804089EAFA8C6F1D59B7CC/en_US/3003485738cf16a51d4e1fb93f7aa470.png)
Update macOS. In System Preferences, click Software Update to see if your Mac is running the latest version of macOS software. You can specify options for automatic software updates.