I can't make voice calls

Select network

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