One portion of the fandom likes her for being a former soldier who doesn't take crap from two Avengers, while another finds her woefully incompetent and a poor match for Bucky.
For many, it seemed his death only served the purpose of giving John Walker a reason to go , essentially fridging his character.
She has a distrust for everything superhero, runs an illegal trade of weapons and artwork, contacts the criminal Batroc to hire him for something revealed to be spying on Karli , is very ruthless in how she fights the Flag Smashers, and note Apple is notoriously stingy about letting villain characters be seen using their products.