If you blocked the number using your carrier’s app or service (like Verizon Smart Family, AT&T Secure Family, or T-Mobile FamilyMode), unblocking it on your phone will not work. You must unblock it through the carrier’s specific app or by logging into your account on their website.
Look in or Call blocking . The option is usually there. how do i unblock a blocked number
Enter the specific code mentioned (often the number followed by the # sign) to remove it from the list. Using Call Rejection (Code *80) If you blocked the number using your carrier’s