If you’re looking to delete Facebook favorites on Messenger, there are a few different ways to go about it. The first option is to open up the Messenger app and head to your Favorites tab. From here, you can select all of the favorites you want to delete and tap the trashcan icon next to them. If you’d rather not open up the app, you can also delete favorites from your Facebook account’s main page. Just log in and click on the three lines in the top left corner of the screen. From here, you can select all of your favorite pages and posts and hit thedelete button next to them. whichever method you choose, be sure to backup your Facebook data before deleting any favorites so that you don’t lose any important information! ..