Set your device to use only the GSM network
Select Menu > Settings and Connectivity > Network > Network mode > GSM.
Deactivate Bluetooth when not needed
Select Menu > Settings and Connectivity > Bluetooth > Bluetooth > Off.
Stop your device scanning for available WLANs
Select Menu > Settings and Connectivity > WLAN > Options > Settings > Show
WLAN availability > Never.
Establish a packet data (3G or GPRS) connection only when needed
Select Menu > Settings and Connectivity > Admin. settings > Packet data > Packet
data connection > When needed.
Restore original settings
If your device is not working properly, you can reset some settings to their original
values.
1 End all active calls and connections.
2 Select Menu > Settings and Phone > Phone management > Factory settings >
Restore.
3 Enter the lock code.
This does not affect documents or files stored on your device.
After restoring the original settings, the device switches off, and then on again. This
may take longer than usual.
Personalisation
Profiles
About profiles
Select Menu > Settings > Profiles.
Waiting for a call but can't let your phone ring? Your device has various settings groups
called profiles, which you can personalise for different events and environments. You
can also create your own profiles.
You can personalise the profiles in the following ways:
• Change the ringtone and message alert tones.
• Adjust the volume of the ringtone and key tones.
Personalisation 31
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