You can check out the steps to enable System UI Tuner on Android 11, 10, and 9 Pie running devices. If you’re also interested in performing tweaks on your Android handset without rooting or installing any external file, then this article is for you. It basically offers tweaking status bar, lock screen, ambient display, DND mode, navigation bar, changing clock position, battery icon, show/hide status bar icons, and more. The System UI Tuner is a simple settings shortcut for the Android device that allows users to customize or tweak several changes in the system.