I can't make voice calls

Select network

Slide your finger downwards starting from the top of the screen.
Press the settings icon.
Press Connections.
Press Mobile networks.
Press Network operators.
If you want to select a network automatically, press Select automatically.
If you want to select a network manually, press Search 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 Connections.
    • Press Mobile networks.
    • Press Network operators.
  • 2
    Select network
    • If you want to select a network automatically, press Select automatically.
    • If you want to select a network manually, press Search networks.
    • Press the required network.
  • 3
    Return to the home screen
    • Press the Home key to return to the home screen.