How to Auto Adjust the Screen Brightness on Samsung Galaxy S II I9100

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Here's  how to quickly change or adjust the LCD Screen display brightness on your Samsung Galaxy S II I9100, anytime you want that suit for your eyesight  preference.
Here's how you can adjust the screen brightness levels to your like.

1.  From Home Screen, go to Settings then Tap on Display
samsung galaxy S2 adjust display brightness
2.On the Brightness window, uncheck the Automatic brightness checkbox.

samsung galaxy S2 increase and decrease display screen brightness


3. Return back to the Home Screen

4. At the top of the screen, by long pressing that notification bar for a second, then you can swipe it to the LEFT to Decrease and by swiping it to Right will Increase the screen brightness.

In that set up you can now manually adjust the screen brightness while reading text without going though the display settings again.