Take Alita: Battle Angel, which I still haven't seen despite being a huge fan of the Battle Angel OVA, which has a female lead has a 91% approval rating on Rotten Tomatoes. To make it applicable to the MCU: Black Widow also has a 91% approval rating and Ms Marvel has an 80% approval rating (which I would agree with, it's a really good show). Contrast those with Captain Marvel's 45% rating and Ghost In The Shell's 51% or even Ironheart's current 54% and
MAYBE,
@Duwop, just
MAYBE you'll see that it's not the fact that it's a female lead but the fact that it's a shitty movie/show.