Apple iPhone SE (2020)

iOS 15.1

iOS 17 iOS 16.0 iOS 15.1

I can't make voice calls on my Apple iPhone SE (2020) iOS 15.1

Cause 1 of 9: 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 3

Restart your phone

Press the Top volume key.

Step 2 of 3

Restart your phone

Press the Bottom volume key.

Step 3 of 3

Restart your phone

Press and hold On/Off until your phone restarts.

Press the Top volume key.

Press the Bottom volume key.

Press and hold On/Off until your phone restarts.