How to change the screen brightness on my Samsung Galaxy Ace II X

Click each step to see the action. You can also click the picture or use the arrow keys.

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Reducing the screen brightness will help conserve battery power.
1. Touch Apps.
2. Scroll to and touch Settings.
3. Touch Display.
4. Touch Brightness.
5. Adjust the slider to reduce the screen brightness.
6. Touch OK.
7. The screen brightness has been reduced.