1. To turn on the battery saving features of your device, from the home screen, swipe down from the top of the screen and tap the Settings icon.
   Note: This device's talk time is up to 29 hours and the standby time is up to 20 days.
   
2. Under the System section, tap Power saving.
   
3. Tap Power saving mode.
   
4. You can prolong battery life with modes that save power.  Tap the Power saving mode toggle to turn on Power saving mode.
   
5. To view which applications are using the most battery power, from the Settings page scroll to and tap Battery under the System section. Scroll down to view battery usage. 
   
6. The following steps provide tips on conserving battery. Turn your screen brightness down or set it to auto.
   Note: To access, swipe down from the top of the screen and drag the Brightness slider or tap the AUTO checkbox
   
7. Set the screen timeout to a shorter duration
   Note: To access, swipe down from the top of the screen and tap the Settings icon > Sound and display section > Display > Screen timeout > select the desired time.
   
8. Turn Location Services & GPS off when not in use.
   Note: To access, swipe down from the top of the screen and select Location.
   
9. Turn off auto-update apps.
   Note: To access, from the Play Store > Menu icon > Settings > Auto-update apps > Do not auto-update apps.
   
10. Turn off auto-sync.
    Note: To access, swipe down from the top of the screen with 2 fingers, then select Sync. Remember to turn Sync back on to allow new data to be synced (like email, and social media notifications).
    
11. If you are traveling and do not have access to mobile or Wi-Fi networks, switch to Airplane mode.
    Note: To turn airplane mode on or off, swipe down from the top of the screen, tap the expand icon, then tap Airplane mode.
    
12. Turn off Bluetooth, Wi-Fi, & NFC when not in use.
    Note: To access, swipe down from the top of the screen with 2 fingers, then select Bluetooth, Wi-Fi, & NFC to turn off
    
13. Do not use live wallpapers.
    Note: To change your wallpaper, tap and hold an empty area on the home screen, then tap Wallpapers.