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• Always charge the battery fully.
• When power saving mode is on, phone settings, such as Network mode and the
screen saver, are optimised.
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 key tones.
• Use wired headphones, rather than the loudspeaker.
• Change the length of the time-out period after which the phone screen switches
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.
Switch 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.
• Use a WLAN connection to connect to the internet, rather than a mobile data (GPRS
or 3G) connection.
• If your phone is set to use both GSM and 3G networks (dual mode), the phone uses
more power when searching for the 3G network.
30 Basic use