Ensure that brightness is set to low to prolong battery life. Note: From the home screen, press the Right Soft key > Scroll to Settings, then press the Center Nav key > Scroll to Phone Settings, then press the Center Nav key > Scroll to Display, then press the Center Nav key > Scroll to Brightness, then press the Center Nav key.
Set the screen blacklight timeout duration to low. Note: From the home screen, press the Right Soft key > Scroll to Settings, then press the Center Nav key > Scroll to Phone Settings, then press the Center Nav key > Scroll to Display, then press the Center Nav key > Scroll to Backlight, then press the Center Nav key.
Enable flight mode to significantly increase the life of the battery. Note: Airplane mode disables all wireless services. Calls, data, and text messages cannot be sent or received. Toggle Airplane mode off to restore regular device function.
From the home screen, press the Right Soft key > Scroll to Settings, then press the Center Nav key > Scroll to Flight Mode, then press the Center Nav key.