What Happens When You Block Someone on Messenger? What Do They See?

Learn what the other person sees when you block them on Messenger, including message visibility and online status changes.

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When you block someone on Messenger, they are not notified directly. However, they will no longer be able to see your online status or send you messages. Messages sent prior to blocking will remain visible, but any form of new communication won't be possible. If they try to message you, they won't receive an error message but the message will not be delivered to you.

FAQs & Answers

  1. Does Messenger notify someone when you block them? No, Messenger does not send any notification to the person you block. They simply lose the ability to message you or see your online status.
  2. Can a blocked person still see my old messages on Messenger? Yes, messages exchanged before blocking remain visible to both parties, but no new messages can be sent or received.
  3. Will messages sent after blocking be delivered to me on Messenger? No, any messages sent by the blocked person after you block them will not be delivered, although they won’t receive an error or delivery failure notification.