1. A name management method for burst shot for use in an electronic device, comprising: performing a burst shot to continuously capture a group of a plurality of images in sequence; naming each of the images in the group with a same prefix, and a respective infix, wherein the infixes of the respective images are progressively increased along the period of the burst shot; selecting one of the images within the group as a cover image of the group; and adding a specific postfix to the name of the selected image.