A network device management apparatus includes a search unit configured to search for a network device supporting a first communication protocol, an authentication information input unit configured to input authentication information used in communication with the network device using the first communication protocol, an authentication executing unit configured to execute authentication of the network device by using the authentication information, a first checking unit configured to, when the authentication by the authentication executing unit is successful, check whether a second communication protocol different from the first communication protocol is enabled in the network device, and a setting changing unit configured to change a setting of the second communication protocol depending on a result of the checking performed by the first checking unit.