LG G5300 User Manual page 163

You can restrict your outgoing calls to selected phone number. The
numbers are protected by your PIN2 code.
Press [Menu] in standby mode.
Press 4 key for direct access or use U and D to enter
.
Scroll to highlight
Select
If the PIN 2 code is correct, you can view the following submenus.
You can change the access codes :
Press [Menu] in standby mode.
Press 4 for direct access or use U and D to enter
.
Scroll to highlight
Select
If you want to change the PIN/PIN2/Security code, input your
original code, and then press [OK].
Input new PIN/PIN2/Security code, and verify them.
60
by pressing [Select].
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.
by pressing [Select].
menu.
menu.