She was going off to basically try and cover 100 planets who had no avengers type groups but aye she wasn't what turned the tide at any stage really.
I didn't mind Thor, he's in a slump for what he failed to do in infinity war. It happens to the best of us, even godsÂ
Captain Marvel taking the air bombardment and then obliterating the ship still probably has allowed them to win the battle. The carpet bombing would have annihilated most of the heroes and troops otherwise and made it easy for Thanos to pick up the scaps alone after that. Other than that, she basically just saved Nebula and Stark in their Spaceship.
While her contribution was small, both were crucial for the victory in the end.
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