Why can’t I make phone calls from my iPhone.
Why can’t I make calls from my son’s iPhone which is connected to my phone?
iPhone 12
Question marked as
If you have followed all the steps and instructions in Related Article: If you can't make or receive calls on your iPhone and if you still need help, get more help and assistant from Apple directly, see Contact Apple for support and service -> Contact Apple for support and service – Apple Support (UK)