Save energy
You do not need to charge your battery so often if you do the following:
•
Close applications and data connections, such as your WLAN or Bluetooth
connection, when not in use.
•
Decrease the brightness of the screen.
•
Set your device to enter power saver mode after the minimum period of inactivity.
Protect the environment 179
•
Deactivate unnecessary sounds, such as key tones.