If you need to unblock a number:
The call simply won't go through on your end, and it will look like you just didn't answer to the caller. Blocking Unknown Callers blocked numbers iphone list
Apple has designed blocking to be discreet. The blocked party is never sent an "You have been blocked" notification. If you need to unblock a number: The
Alternatively, you can go to or Settings > FaceTime > Blocked Contacts . All three paths lead to the exact same list. Managing Your Blocked List blocked numbers iphone list