Disclosed is a method for controlling an intelligent device, the method including: acquiring source data for generating a profile of a user; generating a cluster related to recommendation of a service by using the source data; generating the profile of the user using the cluster; and transmitting the profile of the user to a server, wherein the server recommends the service to the user based on the profile of the user. Accordingly, the present disclosure may automatically recommend an appropriate service to a user. The intelligent device of the present disclosure can be associated with artificial intelligence modules, drones (unmanned aerial vehicles (UAVs)), robots, augmented reality (AR) devices, virtual reality (VR) devices, devices related to 5G service, etc.