1 Find "Call barring"
Slide your finger down the display starting from the top edge of your phone.
Press the settings icon.
Press the settings icon.
Press Call settings.
Press Call barring.
2 Select barring option
Press one of the following options:
All outgoing
All outgoing
Outgoing international
Outgoing intl roaming
All incoming
Incoming intl roaming
3 Turn call barring on or off
Key in your barring password (default is 0000) and press OK.
Depending on the current setting, call barring is turned on or off.
Depending on the current setting, call barring is turned on or off.
4 Return to the home screen
Press the Home key to return to the home screen.