The present invention relates to an image display device and to a method for operating same. The method for operating the image display device according to one embodiment of the present invention includes: replaying content; when a command for storing the replayed content exists, storing at least one portion of the replayed content; displaying a content object indicating the stored content; displaying objects indicating another user or electric device for an accessed network or another network linked to the accessed network; and, when a content object is dragged and dropped in a selected object among the objects indicating the other user or electronic device, transmitting content corresponding to a selected object and having been selected by a user or stored in a selected electronic device. Therefore, the present invention can enhance use convenience for users.