How to watch defenders?

So in preparation for spider-man brand new day, I have been binge watching other marvel shows like daredevil and currently on the punisher. I want to watch defenders only because when watching daredevil season 3 I was widely confused at the beginning of the show and then realized that I had to watch the defenders. But before watching defenders I want to know if there’s anything else I need to watch from the other character’s shows to understand defenders fully