Facebook Messenger is a standalone app that allows you to communicate with your Facebook friends. If you no longer want to use Messenger, you can delete the app from your device. Deleting the Messenger app will not delete your Facebook account. If you want to delete your Facebook account, you can do so by following these instructions: https://www.facebook.com/help/delete_account
To delete the Messenger app: 1. Open the App Store on your device. 2. Tap the Search icon and type “Messenger.” 3. Tap the Messenger app and then tap the Delete button. 4. Tap Delete again to confirm.Video – How Do You Delete Facebook Messenger
Now that you know how to delete Facebook messenger, go ahead and delete it! It’s a great way to free up some space on your phone and to declutter your app drawer.