1. To reduce battery consumption, set the Screen brightness to low.
   Note: From the home screen, press the Right soft key > Settings > Display > Light Settings > Brightness > Press the Left nav key to reduce the brightness > Press the Left soft key to save.
   
2. Set the Screen timeout to a shorter duration.
   Note: From the home screen, press the Right soft key > Settings > Display > Light Settings > Backlight Time > 'On' field > select the desired screen timeout.
   
3. If you are traveling and do not have access to mobile networks, switch to Airplane mode.
   Note: From the home screen, press the Right soft key > Settings > Phone > Airplane Mode > On