Unblocking doesn’t automatically re-add them as a friend. You’ll need to send a new friend request if you want to reconnect.
Note: If you blocked them on Facebook entirely, you might also need to select "Unblock on Facebook" to fully restore the connection. how to unblock messenger
Elias opened the Messenger app. He knew the conversation thread with Javi was gone, so he couldn't just click on their chat history to fix it. He needed to go to the source. Unblocking doesn’t automatically re-add them as a friend
He typed out a message: "Hey. I’m sorry. I overreacted." how to unblock messenger