Facebook login with app not possible.

🚧 THIS IS A TICKET MIGRATED FROM UPVOTY. The original ticket and comments will be available for a limited time over at:
https://abrp.upvoty.com/b/report-a-bug/facebook-login-with-app-not-possible/
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When I try logging in with Facebook it sends me to the browser and stays there. I am then logged in, but only with the browser. If I go back to the app, it still asks me to log in. It works just fine with the Google login.