My phone uses a large amount of mobile data

Turn automatic use of mobile data on or off

Slide two fingers downwards starting from the top of the screen.
Press the settings icon.
Press Wi-Fi.
Press the menu icon.
Press Advanced.
Press the field next to
Press the Home key to return to the home screen.
  • 1
    Find "Wi-Fi"
    • Slide two fingers downwards starting from the top of the screen.
    • Press the settings icon.
    • Press Wi-Fi.
  • 2
    Turn automatic use of mobile data on or off
    • Press the menu icon.
    • Press Advanced.
    • Press the field next to "Auto-switch to mobile network" to turn the function on or off.
  • 3
    Return to the home screen
    • Press the Home key to return to the home screen.