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Lock the keys
To avoid accidentally making a call when your phone is in your pocket or bag, lock the
keys.
Select
Menu
, and then press *.
Unlock the keys
Select
Unlock
, and press *.
Set the keys to lock automatically
1 Select
Menu
>
Settings
and
Device
>
Automatic keyguard
>
On
.
2 Define the length of time after which the keys are locked automatically.