1. From the Start screen, swipe left.
   
2. Scroll to, then tap Battery Saver.
   
3. Battery usage will be displayed. To adjust battery saver options, tap settings.
   
4. Tap the Battery Saver switch to toggle battery saving mode on.
   
5. Toggle on auto-brightness to conserve battery.
   
6. Toggle Wi-Fi and Bluetooth off to prolong battery life.
   
7. Toggle Location services off to prolong battery life.
   
8. Toggle automatic application updates off to prolong battery life.
   
9. Toggle account auto-sync options off to prolong battery life.
   
10. Toggle Mobile data off to prolong battery life.