
Vodafone Smart 4 turbo
Find "Mobile networks"
Slide two fingers down the display starting from the top edge of your phone.
Press SETTINGS.
Press SETTINGS.
Press More....
Press Mobile networks.
Turn data roaming on or off
Press Data Roaming to turn the function on or off.
If you turn on the function:
Press OK.
Press OK.
Return to the home screen
Press the Home key to return to the home screen.