Can't connect Facebook Account

[Celia-And-KJ0]

I've been trying to connect my facebook account for the past several days. I've tried using both the app on my phone and my desktop and I can't I get the same error message that they "are not able to authorize my account" I'm logged into facebook when I use it and I have no problems with other apps and other sites connect. 

[Eleonora105]

I have been experienced the same issue, and I am not sure what else to do