Provided are a method for setting an owner of an object based on sensing information regarding an internal environment of a vehicle when the object comes apart from a passenger, and an electronic apparatus therefor. In the present disclosure, one or more of an electronic apparatus, a vehicle, a vehicular terminal, and the autonomous driving vehicle may be associated with an artificial intelligence module, an unmanned aerial vehicle (UAV), a robot, an augmented reality (AR) device, a virtual reality (VR) device, a 5G service-related device, and the like.