| CPC H04W 8/183 (2013.01) [H04W 48/18 (2013.01); H04W 88/06 (2013.01)] | 20 Claims |
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1. An electronic device comprising:
a wireless communication circuit;
a processor operatively connected with the wireless communication circuit;
a multi-SIM; and
a memory operatively connected with the processor, and wherein the memory stores instructions that, when executed, are configured to cause the processor to:
obtain first subscriber identification information and second subscriber identification information from the multi-SIM;
generate a matching map in which RCS functions supported by the first subscriber identification information and the second subscriber identification information are compared;
search for whether the first subscriber identification information matches the second subscriber identification information using at least the matching map;
determined a result of a capability exchange for the first subscriber identification information with an external electronic device via the wireless communication circuit based on the first subscriber identification information not matching the second subscriber identification information;
search for whether the result of the capability exchange for the second subscriber identification information is stored in the second subscriber identification information based on the first subscriber identification information matching the second subscriber identification information; and
determine activation and/or deactivation of the RCS functions supported by the first subscriber identification information based on the result of performing the capability exchange for the second subscriber identification information.
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