The present disclosure provides a display device for providing a function of searching for a product, a person, a place, or music appearing in a video, and an operation method therefor. The display device includes a display configured to display video, a user input interface configured to receive a search command, a controller configured to obtain video scene information at a time point when the search command is received, and a network interface configured to receive information about a product included in the video scene at a time point when the search command is received, based on the video scene information, wherein the display is configured to display a search result screen including a product icon representing the product.