1. Set the brightness to Auto/low.
   Note: Drag down from the Notifications bar > Tap to check the "Auto" checkbox or touch and drag the 'Brightness' slider to the left.
   
2. Turn off Bluetooth, Wi-Fi, and Location when not in use.
   Note: Drag down from the Notifications bar > Tap 'Bluetooth', Wi-Fi', and 'Location' to turn on or off.
   
3. Turn off Live wallpapers.
   Note: Touch and hold an empty area of the Home screen > Tap 'Set wallpaper' > Tap 'Home screen ' > Tap a wallpaper type other than Live wallpapers.
   
4. Turn off the Auto-update apps feature in the Play Store.
   Note: Tap Play Store > Tap the 'Play Store tab' > Tap 'SETTINGS' > Tap 'Auto-update apps'.
   
5. Turn off Automatic sync.
   Note: Drag down from the Notifications bar > Tap 'Settings' > Under 'Accounts' tap the desired account > Tap 'Settings' > Tap the account > Tap 'Sync settings' . 'Sync schedule'.
   
6. Turn off mobile data to prevent background applications from consuming battery.
   Note: Drag down from the Notifications bar > Tap the Settings icon > Tap 'Data usage' > Tap to uncheck 'Mobile data'.
   
7. Access Battery manager to determine what services are consuming the most power.
   Note: Drag down from the Notifications bar > Tap 'Settings' > Tap 'Battery' to view a breakdown of battery usage.
   
8. Remove unused apps and widgets in order to prolong battery life.
   Note: Touch and hold the app or widget and drag to Remove, Disable, or Uninstall.
   
9. Turn on Power saving mode.
   Note: Drag down from the Notifications bar with one finger > Tap 'Settings' > Tap 'Power saving' > Adjust the settings as desired and tap the switch to turn on.