: Be wary of tutorials that ask you to paste code into the "Console" (F12) while viewing the source. This is a common hacking technique called Self-Cross-Site Scripting (Self-XSS), which can give attackers control over your account. How to Use the View-Source Command If you want to try it yourself: Open your browser (Chrome or Firefox work best). In the address bar, type: view-source:https://facebook.com Press Enter .
If you don't want to use the "View-source" URL, you can use your browser's developer tools to inspect Facebook's page: View-sourcehttps M.facebook.com Home.php
He hit Enter.