I can't make voice calls

Select network

Slide your finger 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.
If you want to select a network automatically, press Choose automatically.
If you want to select a network manually, 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 More.
    • Press Mobile networks.
    • Press Network operators and your phone will search for networks.
  • 2
    Select network
    • If you want to select a network automatically, press Choose automatically.
    • If you want to select a network manually, press the required network.
  • 3
    Return to the home screen
    • Press the Home key to return to the home screen.