Apple iPhone X

iOS 12.0

iOS 16.0 iOS 15.1 iOS 14.0 iOS 13.0 iOS 12.0 iOS 11.1

I can't make voice calls on my Apple iPhone X iOS 12.0

Cause 6 of 11: Your phone is overloaded for unknown reasons

If your phone is overloaded, you can't make any calls. It may help restarting it.

Step 1 of 2

Restart your phone

Press and hold the Side button.

Step 2 of 2

Restart your phone

Simultaneously, press and hold the Bottom volume key until your phone restarts.

Press and hold the Side button.

Simultaneously, press and hold the Bottom volume key until your phone restarts.