Delete comments or direct messages from Retriever
Click on the time of the message, Click Delete from Retriever
Deleting a comment
To delete a comment click the "Delete" button on the message
Deleting a direct message
Step 1: Click on the time of the direct message you want to delete.
Step 2: Click Delete from Retriever
OBS: Deleting a direct message on Facebook does not remove the sent message for the receiver.