Apple iPhone 16 Pro Max

iOS 18

I can't make voice calls on my Apple iPhone 16 Pro Max iOS 18

Cause 1 of 11: Flight mode is turned on

When flight mode is turned on, all wireless connections on the phone are turned off, including the connection to the mobile network.

Step 1 of 3

Turn flight mode on or off

Slide your finger downwards starting from the top right side of the screen.

Step 2 of 3

Turn flight mode on or off

Press the flight mode icon to turn the function on or off.

Step 3 of 3

Return to the home screen

Slide your finger upwards starting from the bottom of the screen to return to the home screen.

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.