An electronic device and method are disclosed. The electronic device includes a location detection circuit, a first wireless communication circuit configured to support short-range communication, a second wireless communication circuit, and at least one processor. The processor implements the method, including: receiving an advertising packet from an external device using the first wireless communication circuit, the advertising packet including identification information for the external device, acquiring a location of the electronic device using the location detection circuit, transmitting a first signal including the identification information of the external device and the acquired location to a server, using the second wireless communication circuit, receiving a second signal responsive to the first signal from the server via the second wireless communication circuit, the second signal including an alarm command for the external device, and transmitting the alarm command to the external device using the first wireless communication circuit.