Find "Call Barring Settings"
Press the menu icon.
Press Settings.
Press Call settings.
Press Call Barring Settings.
Cancel all barrings
The current settings will be displayed.
Press Deactive All.
Press Deactive All.
Click here for more information about the barring password.
Key in your barring password (default is 0000) and press OK.
Click here for more information about the barring password.
Exit
Press the Home key to return to standby mode.