At some point, you may want to adjust your computer's settings. For example, you might want to change your desktop background or modify your Internet settings. You can change most of your computer's settings from System Preferences.
You can also click the System Preferences icon on the Dock to access these settings at any time.
There are a few settings you can't access through System Preferences. For example, if you want to customize the appearance of the Finder window, go to Finder > Preferences...
If you want to customize the settings for another application such as Safari, click the program name in the Menu bar and select Preferences...
If you want to change how items appear on your desktop, you can right-click the desktop and select Show View Options from the menu that appears. From here, you can change the size of the icons on your desktop, increase the overall text size, and make additional changes.