1. Set the screen brightness to low.
   Note: To access, from the Settings screen, go to Display > Brightness> Adjust the brightness.
   
2. Set the screen timeout to a shorter duration.
   Note: To access, from the Settings screen, go to Display > Backlight duration > adjust the timeout length.
   
3. Turn Bluetooth off when not in use.
   Note: To access, from the Settings screen, go to Connections > Bluetooth > Bluetooth.
   
4. If you are traveling and do not have access to mobile or Wi-Fi networks, switch to Airplane mode.
   Note: From the home screen press the Left Soft key > scroll to, then select Settings > scroll to then select Airplane mode > scroll to then select On to enable.
   
5. For information about charging your battery, search tutorials for ‘Charge battery’.
   Note: To purchase charging accessories, visit http://www.att.com/shop/wireless/accessories.html