Apple iPhone 5s

iOS 12.0

iOS 12.0 iOS 11.0 iOS 10.0 iOS 9.0 iOS 8 iOS 7

I can't make voice calls on my Apple iPhone 5s iOS 12.0

Cause 1 of 3: There's a connection error

If your phone doesn't receive any calls when someone calls you, it may be caused by an unknown connection error.

Step 1 of 2

Restart your phone

Press and hold the Home key.

Step 2 of 2

Restart your phone

At the same time, press and hold On/Off until your phone restarts.

Press and hold the Home key.

At the same time, press and hold On/Off until your phone restarts.

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