Have you tried this? https://greasyfork.org/en/scripts/22210-facebook-unsponsored https://greasyfork.org/en/scripts/22210-facebook-unsponsored Fixed it for me

Have you tried this? https://greasyfork.org/en/scripts/22210-facebook-unsponsored https://greasyfork.org/en/scripts/22210-facebook-unsponsored Fixed it for me. Web-only, but I just removed the icon from my phone's home screen and my FB usage went way down, which I think is a good thing.