How To Delete Messages Sent On Facebook
Action 1: Sign in to your Facebook account.
Action 2: Click the "Messages" button in the menu on the left to open up the Messages web page.
Step 3: Click the conversation that contains the sent messages you intend to delete. Facebook presents conversation threads in day order with one of the most current below the page.
Step 4: Click the "Actions" switch at the top of the conversation display.
Step 5: Select "Delete Messages" from the pull-down menu.
Action 6: Click to allow the check box beside each sent message that you intend to remove.
Action 7: Click the "Delete Selected" switch then click "Delete Messages" in the verification pop-up home window. Facebook removes the chosen messages.
Pointer: To delete a whole conversation, including all obtained as well as sent messages, click the "Delete All" alternative after opening the "Delete Messages" screen.