If you don’t like her posts, then it’s simple: don’t read them.
As to your other comment, if you’d always called Black people the N word, or some other insult, then does that mean you’re entitled to continue to do so, regardless of how demeaning it is? When you call someone by a dehumanizing name, that says a lot about you and nothing about the people to whom it refers. I prefer to refer to people by respectful words, but I guess that’s just me, huh?