When the toe cap lifts up, you should seek medical attention and protect the affected area from water or bumps. When the toenail cover lifts up, you should seek medical attention to clarify the condition. When the toenail cover is lifted to a lesser extent, the lifted toenail cover can be cut off or pressed to reset after disinfection under the guidance of a doctor, and fixed with Band-Aids and other items. If the toenail cap detaches to a severe degree, it will need to be sterilized and treated with early toenail extraction. After the toenail cap is lifted and treated by a professional doctor, care should be taken to protect the affected toe, reduce the activity of the affected limb to avoid stress or bumping, change the medication regularly, and avoid contact with domestic water to avoid contamination of the wound. After the operation, you should take amoxicillin, cefaclor and other antibiotics to prevent infection. When the toenail cover lifts up, you should seek medical treatment in time to help the early recovery of the injury.