I can't make voice calls on my Apple iPhone 8 iOS 16.0

Cause 2 of 3: Divert of all calls is turned on

If divert of all calls is turned on, you can't receive any calls on your phone.

Solution: Cancel all diverts.

Step 1 of 5

Find "Keypad"

Press the phone icon.

Step 2 of 5

Find "Keypad"

Press Keypad.

##002#
Step 3 of 5

Cancel all diverts

Key in ##002# and press the call icon.

Step 4 of 5

End call

Press Dismiss.

Step 5 of 5

Return to the home screen

Press the Home key to return to the home screen.

1 Find "Keypad"

Press the phone icon.
Press Keypad.

2 Cancel all diverts

Key in ##002# and press the call icon.
##002#

3 End call

Press Dismiss.

4 Return to the home screen

Press the Home key to return to the home screen.

Did this solve the problem?

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