Apple iPhone 11 Pro Max

iOS 13.0

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I can't make voice calls

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.

Did this solve your problem?

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.

Did this solve your problem?

Not adequate network coverage

There is a temporary network problem