A method for operating an electrical device, including automatically configuring a communication unit following the installation of a new application, wherein: a) the control unit broadcasts a notification of the installation of a new application; b) the communication gateway acquires the list of the types of data to which it is not yet subscribed and then sends, to the control unit, a request to subscribe to these types of data; c) the control unit receives the subscription request and compares the types listed in the subscription request with the types of data generated by the newly installed application; d) the communication gateway updates the accepted or denied subscription status for each type of data for which the subscription request has been accepted or denied during step c).