Are you looking for a way to clear all your conversations at once? If yes, then the solution is here. Our Clear Message History for Facebook is a web browser extension that can help solve this issue. Just install this app, and you are all set to delete multiple messages or all your messages at once.

With this extension installed on your browser, you can clear your Facebook messages and conversations, including group messages, quickly and conveniently. No need to delete them one by one, thus helping you save time and effort. 

However, please keep in mind that deleted messages can no longer be undone, so make sure that you only select items that you deem unimportant when clearing your Facebook conversation history.