Prior to case: Users ought to know that when they remove a message or conversation, it is permanently removed and can not be recuperated.
Keep in mind: These actions just get rid of a message or conversation from your account, not the one to which the message was sent.
How Do You Delete Messages From Facebook
Deleting a single message
1. Log into your Facebook account.
2. Select messages on the left-hand side of the Facebook homepage.
3. Open the conversation having the messages you would love to remove.
4. Select the Actions Menu Gear, and afterwards choose Remove Messages ...
5. Select the suitable check boxes alongside the message( s) you would love to delete.
6. Select Remove.
Erasing an entire conversation
1. Log right into your Facebook account.
2. Select messages on the left-hand side of the Facebook homepage.
3. Open the conversation you 'd such as to erase.
4. Select the Actions Menu Gear, then pick Remove Discussion.