When you block someone on Facebook Messenger, they won’t be able to see your profile or send you messages. To block someone on Facebook Messenger: 1. Open Facebook Messenger. 2. Tap the menu button in the top-right corner of the screen. 3. Tap “People.” 4. Tap the name of the person you want to block.
5. Tap “Block.”Video – How To Block Somebody On Facebook Messenger
Now that you know how to block somebody on Facebook Messenger, you can go about your day without having to worry about them contacting you. If you ever decide that you want to unblock them, all you have to do is follow the same steps and they will be removed from your block list.