Actually if you go to your home screen and swipe horizontally across the top of the screen (right on top of the status bar) the brightness changes. It's built into the phone and I don't know how to turn it off.
Actually if you go to your home screen and swipe horizontally across the top of the screen (right on top of the status bar) the brightness changes. It's built into the phone and I don't know how to turn it off.