A method of receiving, by a user equipment, UE, a plurality of physical downlink shared channels, PDSCHs, for a wireless communication system, the method comprising: receiving configuration information for the plurality of PDSCHs; receiving downlink control information for two transmission configuration indicator, TCI, states; and receiving the plurality of PDSCHs based on the two TCI states in 8 slots for the plurality of PDSCHs, characterized in that: wherein the configuration information includes mapping information for a mapping method between the 8 slots and the two TCI states, wherein based on the mapping method being configured to a first mapping method based on the mapping information, a first TCI state of the two TCI states is applied to a first slot, a second slot, a fifth slot, and a sixth slot in a time domain and a second TCI state of the two TCI states is applied to a third slot, a fourth slot, a seventh slot, and an eighth slot in the time domain, and wherein based on the mapping method being configured to a second mapping method based on the mapping information, the first TCI state of the two TCI states is applied to the first slot, the third slot, the fifth slot, and the seventh slot in the time domain and the second TCI state of the two TCI states is applied to the second slot, the fourth slot, the sixth slot, and the eighth slot in the time domain. receiving configuration information for the plurality of PDSCHs; receiving downlink control information for two transmission configuration indicator, TCI, states; and receiving the plurality of PDSCHs based on the two TCI states in 8 slots for the plurality of PDSCHs, characterized in that: wherein the configuration information includes mapping information for a mapping method between the 8 slots and the two TCI states, wherein based on the mapping method being configured to a first mapping method based on the mapping information, a first TCI state of the two TCI states is applied to a first slot, a second slot, a fifth slot, and a sixth slot in a time domain and a second TCI state of the two TCI states is applied to a third slot, a fourth slot, a seventh slot, and an eighth slot in the time domain, and wherein based on the mapping method being configured to a second mapping method based on the mapping information, the first TCI state of the two TCI states is applied to the first slot, the third slot, the fifth slot, and the seventh slot in the time domain and the second TCI state of the two TCI states is applied to the second slot, the fourth slot, the sixth slot, and the eighth slot in the time domain. wherein the configuration information includes mapping information for a mapping method between the 8 slots and the two TCI states, wherein based on the mapping method being configured to a first mapping method based on the mapping information, a first TCI state of the two TCI states is applied to a first slot, a second slot, a fifth slot, and a sixth slot in a time domain and a second TCI state of the two TCI states is applied to a third slot, a fourth slot, a seventh slot, and an eighth slot in the time domain, and wherein based on the mapping method being configured to a second mapping method based on the mapping information, the first TCI state of the two TCI states is applied to the first slot, the third slot, the fifth slot, and the seventh slot in the time domain and the second TCI state of the two TCI states is applied to the second slot, the fourth slot, the sixth slot, and the eighth slot in the time domain.