My phone's battery life is short

Adjust screen brightness

Press Settings.
Press Display.
Press the indicator next to
Drag the indicator below
Press the Home key to return to the home screen.
  • 1
    Find "Display"
    • Press Settings.
    • Press Display.
  • 2
    Adjust screen brightness
    • Press the indicator next to "Auto" to turn automatic brightness on or off.
    • Drag the indicator below "Brightness" right or left to select the required brightness level.
  • 3
    Return to the home screen
    • Press the Home key to return to the home screen.