ELECTRONIC DEVICE SUPPORTING PLURALITY OF SIMS AND METHOD FOR OPERATING SAME

An electronic device is provided. The electronic device includes at least one processor connected to a first subscriber identity module (SIM) and a second SIM, and a memory that stores first information associated with a first quality of service (QoS) flow corresponding to the first SIM and second information associated with a second QoS flow corresponding to the second SIM, wherein the at least one processor is configured to identify characteristics of an application being executed by the electronic device, compare at least a portion of the first information and at least a portion of the second information, which are identified on the basis of the characteristics of the application, on the basis of the comparison result, select a SIM for transmitting/receiving data of the application from among the first SIM and the second SIM, and transmit a protocol data unit (PDU) session establishment request message for the application.