Abstract: The present disclosure provides a heating cooker with improved usability. A heating cooker comprising: a heating unit that heats a cooking object; a temperature detector that detects temperature information about the cooking object; a controller that controls the heating unit based on heating conditions including at least a heating temperature and a heating time, and the temperature information; and a communicator that communicates with an external device, wherein the external device receives input information from a user, wherein the communicator transmits the input information received from the external device to the controller, and wherein the controller creates, when the input information is predetermined input information, update information about at least the heating temperature among the heating conditions based on the predetermined input information.