A terminal a wireless communication system is provided. The terminal includes a communication unit; and a controller configured to determine, by scanning a radio frequency (RF), at least one network to which the terminal is accessible; detect an input for selecting a network from among the determined at least one network; identify address information of a subscription server for a network provider corresponding to the selected network; and control the communication unit to transmit identification information associated with an embedded universal integrated circuit card (eUICC) of the terminal to the subscription server operated by the network provider, based on the address information; receive an acknowledgement message from the subscription server; transmit a message for requesting a profile associated with the network provider to a profile management server; and receive the requested profile from the profile management server.