Lock the keys
When the keypad lock is on, calls may be possible to the official emergency number programmed into your device.
Lock the keys to prevent the keys on the device from being accidentally pressed.
To lock the keys in the standby mode, press the left selection key and *. To unlock, press the same keys
again.
Tip: To lock the keys in the menu or in an open application, press the power key briefly, and
select
Lock keypad
. To unlock, press the left selection key and *.
To set the device to lock the keys automatically after a defined period, select >
Tools
>
Settings
>
General
>
Security
>
Phone and SIM card
>
Keypad autolock period
.