An underbite with a crooked face can be corrected. An underbite is clinically referred to as a malocclusion, which can generally be corrected through orthodontic treatment or combined orthodontic and maxillofacial treatment. Dental malocclusion can be corrected simply by orthodontic treatment, after wearing the orthodontic appliances, the teeth will be aligned to establish a stable bite relationship. For bony malocclusion, orthognathic surgery is usually required. The teeth are lined up through orthodontics, then orthognathic surgery is performed to move the jaws, and then the teeth are finely adjusted after the surgery to solve the problem of a crooked bite. It is recommended to go to the hospital in time, improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.