I can't make voice calls

Select network

Press Settings.
Press Networks.
Press More.
Press Mobile networks.
Press Network operators and your phone will search for networks.
Press Select automatically.
Press Search networks.
Press the required network.
Press the Home key to return to the home screen.
  • 1
    Find "Network operators"
    • Press Settings.
    • Press Networks.
    • Press More.
    • Press Mobile networks.
    • Press Network operators and your phone will search for networks.
  • 2
    Select network automatically
    • Press Select automatically.
  • 3
    Select network manually
    • Press Search networks.
    • Press the required network.
  • 4
    Return to the home screen
    • Press the Home key to return to the home screen.