Nokia 808 User Guide - Page 30

30 Basic use Prolong battery life If it seems you're always looking for a charger, there are steps you can take to reduce the power consumption of your phone. • Always charge the battery fully. • When power saving mode is on, phone settings, such as Network mode and the screen saver, are optimized. Switch power saving mode on Press the power key , then select Turn power saving on. To switch power saving mode off, press the power key , then select Turn power saving off. Close the apps you are not using Press and hold the menu key, swipe until the app you want to close is shown, then select . Sounds, themes, and effects • Mute unnecessary tones, such as keypad tones. • Use wired headphones, rather than the loudspeaker. • Change the length of the time-out period after which the phone screen turns off. Set the length of the time-out period Select > Settings and Phone > Display > Light time-out. Switch to a dark theme and wallpaper Select > Settings and Themes > General. To change the wallpaper, on the home screen, select > Change wallpaper. Lower the brightness of the screen Select > Settings and Phone > Display > Brightness. Turn the Big clock screen saver off Select > Settings and Themes > Screen saver > None. Network use • If you are listening to music or otherwise using your phone, but do not want to make or receive calls, switch to the offline profile. • Set your phone to check for new mail less frequently.