Emerald Fennell's adaptation of Wuthering Heights is being criticized for its significant deviations from the original book by Emily Brontë. Reviewers are expressing disappointment and disapproval, with some arguing that the film lacks substance and misinterprets the classic novel's themes, including its portrayal of class and race. The changes made in the film adaptation are being highlighted, with some critics suggesting that other adaptations have been more successful in capturing the essence of the original story.