This patent mentions a display overlay that may have self-healing properties. This material can cover the entire display cover or only the flexible area of the display cover. Apple said in the patent: "During the operation of electronic equipment, the display cover of electronic equipment may be scratched or dented. In order to improve the aesthetic feeling of electronic equipment, it is best to minimize the existence of scratches and dents. To help reduce the number of dents, scratches or other defects in the display overlay, the display overlay may include a layer of self-repairing material. "
But there is no specific information about this function at present. With this function, users can use the mobile phone with more confidence, without worrying about scratches and dents on the screen of the mobile phone.