OP did not say "only fox is doing misinformation". Rather they are referencing what was a deliberate goal for Fox from its outset [0]. Other companies and individual journalists followed suit to various degrees, yes.

[0] https://theweek.com/articles/880107/why-fox-news-created which is itself kind of a simplistic, preach-to-the-choir piece. But as you said you mostly stay out of politics, I figure it is easier to follow rather than say the full Wikipedia article on Roger Ailes.