Facebook is the most popular choice among social media application. When an application offers so many features, it used different combination of complex codes. Therefore, it is obvious that sometimes you will face issues with Facebook app not working. It can be due to internet connectivity or server error. Other reasons why is my Facebook not working are Outdated versions or technical glitches. Steps to fix Facebook not working: · Close the app and then reopen it. · Check if there are any updates available. · The internet connectivity must be strong. · Go to the browser history and clear the caches. · Enable all the necessary permissions.