A method performed by a User Equipment (UE) is provided. The method includes receiving Transmission/Reception Point (TRP) information from a Base Station (BS), and communicating with a plurality of TRPs based on the TRP information, where the TRP information identifies a correspondence between the plurality of TRPs and a plurality of Downlink (DL) Reference Signal (RS) resources, and where the TRP information includes at least one of a plurality of TRP Identifiers (IDs), a plurality of Control Resource Set (CORESET) IDs, or a TRP mapping table including a plurality of TRP indices and a plurality of DL RS resource indices.