I can't make voice calls

Select network

Slide two fingers downwards starting from the top of the screen.
Press the settings icon.
Press More.
Press Mobile networks.
Press Network operators and your phone will search for networks.
Press Search mode.
Press Automatic.
Press the required network.
Press the Home key to return to the home screen.
  • 1
    Find "Network operators"
    • Slide two fingers downwards starting from the top of the screen.
    • Press the settings icon.
    • Press More.
    • Press Mobile networks.
    • Press Network operators and your phone will search for networks.
  • 2
    Select network automatically
    • Press Search mode.
    • Press Automatic.
  • 3
    Select network manually
    • Press the required network.
  • 4
    Return to the home screen
    • Press the Home key to return to the home screen.