This article explains how to permanently delete your entire Facebook account, along with factors to consider before taking this step. It's a different process than deleting a specific page from your account or closing a group you've set up.
How to permanently delete a Facebook account?
These instructions are for Facebook accessed via a web browser on a desktop computer. Need to do this from your phone instead? Here’s how to do it on Android and what to do on iPhone.
To permanently end your relationship with Facebook, follow these steps in your browser:
On the Facebook home screen, click the down arrow in the upper right corner.