Learn how to save battery life on the HTC One M9.
Battery saving mode
- From any Home screen, tap the Apps icon.
- Tap Settings.
- Scroll to 'PHONE' and tap Power.
- Tap the Power saver switch to turn it on or off.
Battery saving mode settings
- From any Home screen, tap the Apps icon.
- Tap Settings.
- Scroll to 'PHONE' and tap Power.
- Tap Power saver.
- Tap the Power saver switch to turn it off if you wish to edit the options below.
- Select or clear the check boxes for the following options:
- CPU power
- Display
- Vibration
- Data connection
- Once you have made your selections, tap the Power saver switch a second time to turn it on and save your settings.
- Once saved, your Power saving settings appear grayed out and items selected have a white check over a green background.
Tips to save battery life
- Change application sync settings
- Lower screen brightness and timeout duration
- Toggle from 4G to 2G
- Turn off background data
- Turn off Wi-Fi, Bluetooth, GPS and Smartphone Mobile Hotspot
- Uninstall unused apps
- Update to the latest software
Set device to sleep when unused
Press and then quickly release the Power key to set the screen to sleep mode.