An electronic device and method are disclosed. The electronic device includes a display an extended screen area that is exposed or stowed, according to a change in a state of the display of the electronic device, communication circuitry configured to transceive a signal to or using an angle-of-arrival (AOA) antenna disposed within the extended screen area, a memory, and a processor. The processor implements the method, including: determining a position of the electronic device relative to an external electronic device, using the communication circuitry, executing a sharing operation with the external electronic device, identifying whether the display of the electronic device is disposed in a first state or a second state, based on detecting that the display is disposed in the first state, perform a first positioning operation for the external electronic device, and displaying a sharing interface according to the first positioning operation on the display.