
Vodafone 550
Find " PIN2"
Press the menu icon.
Press Settings.
Press Security settings.
Press Change password.
Press PIN2.
Change PIN2
Key in your current PIN2 (default is 1111) and press OK.
Key in a new PIN2 and press OK.
Key in the new PIN2 again and press OK.
Exit
Press Disconnect to return to standby mode.