How to Delete A Facebook Message Sent
Action 1: Check in to your Facebook account.
Action 2: Click the "Messages" button in the menu on the delegated open up the Messages web page.
Action 3: Click the conversation which contains the sent messages you intend to erase. Facebook presents conversation strings in day order with the most recent at the end of the page.
Tip 4: Click the "Actions" button on top of the conversation screen.
Step 5: Select "Delete Messages" from the pull-down menu.
Action 6: Click to enable the check box close to each sent message that you intend to remove.
Step 7: Click the "Delete Selected" switch and after that click "Delete Messages" in the confirmation pop-up window. Facebook removes the chosen messages.
Suggestion: To remove an entire conversation, consisting of all obtained and sent messages, click the "Delete All" choice after opening the "Delete Messages" screen.