A multi-functional device configured to receive a function execution request transmitted from a terminal device without using a driver program, transmit a relation information request for requesting transmission of user relation information to the terminal apparatus, in a case where the function execution request not including individual relation information relating to individual identification information is received from the terminal apparatus, and control a specific function engine of the multi-functional device to execute a specific function, in a case where the function execution request including individual relation information relating to individual identification information is received from the terminal apparatus in response to the transmitting of the relation information request to the terminal apparatus and on condition that individual permission information associated with the individual identification information in a table indicates that use of the specific function is permitted.