1. From the home screen, tap the Apps icon.
   
2. Swipe to, then tap Settings.
   
3. Scroll to, then tap Power Saving.
   
4. Tap the Endurance tickmark to enable Endurance Power saving mode. Endurance mode will prolong battery life.
   
5. Set the display brightness to the lowest setting to prolong battery life.
   
6. Turn off Wi-Fi and Bluetooth when not in use to prolong battery life.
   
7. Avoid live wallpapers to prolong battery life.
   
8. Disable GPS to prolong battery life.
   
9. Disable auto-updating of apps to prolong battery life.
   
10. Disable Mobile data to prolong battery life.