1 Find "Mobile Network"
Slide your finger down the display starting from the top edge of your phone.
Press Settings.
Press Settings.
Press Network Connections.
Press Mobile Network.
2 Turn mobile data on or off
Press the indicator next to "Data Services" to turn the function on or off.
3 Return to the home screen
Slide your finger up the display starting from the bottom edge of your phone to return to the home screen.