Not misandry, just criticism, though the two are often conflated at one end.
Women’s issues are men’s issues, and men’s issues are women’s issues. Unless we all lived in separate universes, all genders need to work together to achieve positive change.
You are really gonna blame Rowling for strategically marketing herself in a male dominated society? I get what you’re saying, but I’m not sure she should entirely shoulder the blame for that. It’s extremely common for authors to use their initials and surname.
I agree with your assessment of the series’ content though.
