Once when you get comfortable with Ubuntu you will want to: change desktop appearance, test sound, create accounts on your system for other people and much more.
For previously mentioned operations you'll have to “dive” into Ubuntu's System Settings. If you are a beginner, don't let that scare you away. Most of these operations are slight easy.
So, to open System Settings you have to click on a System Settings icon as shown on a figure 1.
Figure 1. System Settings icon on a Launcher
Once you clicked on a System Settings icon you will be prompted with its interface as shown on figure 2.
Figure 2. System Settings interface
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