Electronic device, external electronic device, and method of managing embedded subscriber identity modules of external electronic device

An electronic device, comprising:

• a memory configured to store information associated with operators that provide communication services;
• a communication module configured to perform data transmission or reception with a first external electronic device using a first communication scheme;
• and
• a processor configured to:
• receive a first signal for requesting transmission of the information for activation of a communication service transmitted from the first external electronic device;
• identify device information of the first external electronic device included in the first signal;
• select an operator corresponding to the device information of the first external electronic device from among the operators;
• and
• transmit information for activation of a communication service corresponding to the selected operator to the first external electronic device.

An operation method by an electronic device, the method comprising:

• receiving a signal for requesting activation of a communication service for an external electronic device from the external electronic device;
• transmitting device information of the electronic device to a first external server that stores information associated with a plurality of operators that provide communication services;
• receiving information for activation of the communication service from the first external server;
• accessing a second external server on the basis of an address of the second external server which is related to activation of the communication service, the address being included in the information for activation of the communication service;
• and
• performing activation of the communication service for the external electronic device using data transmitted from the second external server.