According to an embodiment, an electronic device includes a communication module and at least one processor connected to the communication module. The at least one processor is configured to, upon executing an application stored in the electronic device, identify at least one external electronic device registered in the application, identify at least one communication protocol supported by the at least one external electronic device among a plurality of communication protocols, and adjust a scan time corresponding to a first communication protocol among the plurality of communication protocols based on the at least one communication protocol.