30
Basic use
Close the applications you are not using
Press and hold the menu key, swipe until the desired application is displayed, and 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 display switches
•
off.
Set the length of the time-out period
Select
Settings
>
Activate a dark theme and wallpaper
Select
Settings
>
To change the wallpaper, on the home screen, select
Deactivate background animation effects
Select
Settings
>
Decrease the brightness of the display
Select
Settings
>
Deactivate the Big clock screen saver
Select
Settings
>
Network use
If you are listening to music or otherwise using your phone, but do not want to
•
make or receive calls, activate 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.
Deactivate Bluetooth when not needed
Swipe down from the notification area, and select
and
Phone
Display
>
and
Themes
> General.
and
Themes
General
>
and
Phone
Display
>
and
Themes
Screen saver
>
Light
time-out.
>
Change
>
Theme effects
>
>
> Brightness.
> None.
.
wallpaper.
> Off.