Personal Home Support Centre Device Guides Apple iPhone 13 Calls & contacts I can't make voice calls

Apple iPhone 13

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I can't make voice calls

Your phone is overloaded for unknown reasons
The SIM is faulty
There's an error at the receiving end
The selected network is out of range
Roaming isn't activated on your service
There's no credit on your prepaid phone
Your number is no longer in service
Flight mode is turned on

Turn flight mode on or off

Slide your finger downwards starting from the top right side of the screen.
Press the flight mode icon to turn the function on or off.
Slide your finger upwards starting from the bottom of the screen to return to the home screen.
  • 1
    Turn flight mode on or off
    • Slide your finger downwards starting from the top right side of the screen.
    • Press the flight mode icon to turn the function on or off.
  • 2
    Return to the home screen
    • Slide your finger upwards starting from the bottom of the screen to return to the home screen.

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Not adequate network coverage
There is a temporary network problem