36 Security
Security
Phone lock
Find it: Menu  > 
Settings
 > 
Security
 > 
Phone 
Lock
 > 
Lock Now
 or 
Auto Lock
Change unlock code
When you receive your phone, your unlock code is 0000.
To change your unlock code, press Menu  > 
Settings
 > 
Security
 > 
Change Passwords
 > 
Unlock 
Code
. Enter the current unlock code and enter the new 
four digit unlock code. Re-enter the new four digit unlock 
code to confirm.
Keypad lock
Find it: Menu  > 
Settings
 > 
Security
 > 
Keypad 
Lock
 > 
Lock Now
 or 
Auto Lock
Shortcut: To lock the keypad, press Menu  >  .
Lock your SIM
To lock your SIM, press Menu  > 
Settings
 > 
Security
 > 
SIM PIN
 > 
On
.
Caution: If you enter an incorrect PIN code three times, 
your phone locks your SIM card and asks for your PIN 
unlock code.