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Security
Use the
Security
sub-menu to lock your phone, set up emergency
numbers, enable or disable voice privacy, set restrictions, and other
security options.
To access the Security sub-menu, you are prompted to enter your
phone’s four-digit lock code.
1.
In Standby mode, press
Settings
➔
Phone Settings
➔
Security
.
2.
Enter the default lock
Code
.
Note:
The default lock code is the last four digits of your mobile phone number.