How To Delete All Facebook Messages
To do this, you need to first direct to your inbox, search for messages you want to delete, then press on 'Settings', click 'Report Spam or Abuse' as the picture
A small window will turn up, choose the second choice and press 'OK'.
Facebook will lets you to choose messages you wish to erase. After examining messages, you will on' Mark as Spam' to erase inspected message instantly.
If that's all we can tell about How To Delete All Facebook Messages I hope this article was helpful thank you.