An electronic apparatus includes a storage configured to store a plurality of IR code sets corresponding to a plurality of external electronic apparatuses, a communicator configured to perform communication with at least one of the plurality of external electronic apparatuses and a remote control apparatus, and a processor configured to, in response to an operation corresponding to a test code included in one of the plurality of IR code sets being performed in the external electronic apparatus, determine an IR code set including the test code as an IR code set corresponding to the external electronic apparatus, and transmit, to the remote control apparatus, a command to map the determined IR code set to the remote control apparatus.