An electronic device is disclosed. The electronic device according to an embodiment disclosed in the disclosure includes a camera, a display, a memory storing a plurality of captured images and preference information for each captured image, and a processor operatively connected to the camera, the display, and the memory, wherein the processor obtains a live view image using the camera, determines at least one image of which a preference is relatively high among the plurality of captured images as additional information of an augmented reality service based on at least one of the preference information or an object included in the live view image, and displays the additional information and the live view image on the display.