Under imessage, tap on the slider so it goes from.
How to turn off message blocking on iphone. To understand whether anything is wrong with your imessages or not, simply. Before you begin, make sure your iphone has your sim card in it. Click on your apple id hyperlink.
Your carrier has suspended your sms/mms messaging service it's probably more accurate to say they are/were blocking your sms/mms messages and then possibly only sent ones. Enable the premium message access. If that is the case, then you can easily.
Now, switch off your iphone and reboot it. Block messages from a specific person or number. Now, tap on messages > send and receive.
When your iphone says “message blocking is active,” that means that the contact´s number has been blocked by your phone. Swipe down the notification panel from the top on your phone. Scroll down, then tap block this caller.