If user wants to access the phone menu need to enter the phone code (By Default is 
0000 
).
Settings
Security
Lock Code (preset code is 
0000 
)
Lock Phone
OK (Unlock, Lock, On Power on) select any of the option 
OK.
5.2.2 Change code
User can change the Lock Code using change code menu.
Settings
Security 
Lock Code (preset code
is 
0000 
)
Change Code
Enter New Code
OK
Confirm New Lock Code
OK.
5.2.3 Reset to default
Allows user to restore phone to the factory settings.
Settings
Security 
Lock Code (preset code is 
0000 
)
Reset to Default
OK.
5.2.4 PIN management
User can lock/unlock the UIM using this
menu.
Enable PIN:
If user enable the PIN and reboot the phone. Phone will ask for PIN.
By default the UIM PIN is 1234.
Settings
Security 
Lock Code (preset code
is 
0000 
)
PIN Management
Enable PIN
OK
Enter PIN (by default 1234)
OK.
Note: if user enter wrong UIM PIN wrong 15 times, it block the UIM. In this condition phone will ask PUK (PIN Unblocking Key) Number, which is available with the Service provider.
Disable PIN:
Settings
Security 
Lock Code (preset code
is 
0000 
)
PIN Management
Disable PIN
OK
Enter PIN (by default 1234)
OK.
Change PIN:
User can change the UIM PIN if PIN is already enabled.
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