Adjust display brightness

You can adjust the display brightness to save power.

HTC One M9
HTC One M9
  • 1
    Find "Brightness level"
    • Slide your finger down the display starting from the top edge of your phone.
    • Press the settings icon.
    • Press Display & gestures.
    • Press Brightness level.
  • 2
    Set display brightness
    • Press Automatic brightness to turn the function on or off.
    • If you turn off the function:
    • Press and drag the indicator right or left to set the display brightness.
    • Press OK.
  • 3
    Return to the home screen
    • Press the home icon to return to the home screen.