How to Make Facebook Links Open in the App Instead of Your Browser

Opening a Facebook link on your phone and having it launch in your mobile browser instead of the Facebook app can be annoying. The good news is that with a few quick settings changes, you can configure your iPhone or Android to automatically open Facebook links in the Facebook app.

No need you login, because Facebook logged in app:

No need to log in again, because the Facebook app will already have you logged in. No more links awkwardly opening mobile websites when you were expecting the app experience!