A method of setting up an operating state for a plurality of predetermined devices is provided. The method is carried out on a terminal device to which the predetermined devices are connected. The method includes the steps of collecting, for a setting item relating to a function of each of the predetermined devices, setting options which the predetermined devices support, displaying the setting options collected for the setting item, allowing the user to select one of the setting options for the setting item, and identifying at least one device supporting the selected one of the setting options from among the predetermined devices.