- From the home screen, press the Right Soft key.
- Select Settings, then press the AT&T key.
- Scroll to Security, then press the AT&T key.
- Select Phone Lock, then press the AT&T key.
- Select Phone Lock, then press the AT&T key.
- Select On / Off, then press the AT&T key to toggle on or off.
Note: This tutorial selects 'On'. - Enter the desired lock code, then press the AT&T key.
- To unlock, first press the Left Soft key.
- Enter the current lock code, then press the AT&T key.
- Select Change Password, then press the AT&T key to change the password.
- Enter the current password, then press the AT&T key.
- Enter the desired new password, then press the AT&T key.
- Re-enter the chosen password, then press the AT&T key.