LG G5200 User Manual page 189

: You can restrict your outgoing calls to selected phone
number.
: You can call without restricting phone number.
You can view the number list saved as Fixed dial number.
You can change the access codes:
Press [Menu] in standby mode.
Press key for direct access or use
.
Scroll to highlight
Select
If you want to change the PIN/PIN2/Security code, input your
original code, and then press
Input new PIN/PIN2/Security code, and verify the them.
You can select the network which you will be registered either
automatically or manually. Usually, the selection of the network used
by the handset is automatic.
The phone automatically selects network which is available in the
area.
74
menu.
by pressing [Select].
[OK].
and to enter