A method for indicating an antenna switching capability, comprising: sending, by a first terminal device, a first user equipment, UE, capability, wherein the first UE capability indicates an antenna switching capability supported by the first terminal device; wherein at least part of the antenna switching capability supports that the first terminal device has more than 4 receiving antennas; wherein the antenna switching capability is represented by xTyR, wherein xTyR represents that a sounding reference signal, SRS, supports transmission through x antenna ports, y corresponds to the number of all or part of receiving antennas of the first terminal device, y of at least part of xTyR is greater than 4, x and y are positive integers; wherein sending, by the first terminal device, the first UE capability comprises: sending, by the first terminal device, the first UE capability through a first radio resource control RRC signaling, wherein the first RRC signaling carries xTyR corresponding to part of antenna switching capabilities indicated by the first UE capability; or sending, by the first terminal device, the first UE capability through a second RRC signaling and a third RRC signaling, wherein the second RRC signaling indicates a first subset of the antenna switching capability, and the third RRC signaling indicates a second subset of the antenna switching capability; the first subset and the second subset comprise different antenna switching capabilities, and a union of the first subset and the second subset comprises the antenna switching capability indicated by the first UE capability, wherein the first UE capability indicates antenna switching capabilities represented by 1T1R, 1T2R, 1T4R, 1T6R, 1T8R, 2T2R, 2T4R, 2T6R, 2T8R, 4T4R and 4T8R, respectively. sending, by a first terminal device, a first user equipment, UE, capability, wherein the first UE capability indicates an antenna switching capability supported by the first terminal device; wherein at least part of the antenna switching capability supports that the first terminal device has more than 4 receiving antennas; wherein the antenna switching capability is represented by xTyR, wherein xTyR represents that a sounding reference signal, SRS, supports transmission through x antenna ports, y corresponds to the number of all or part of receiving antennas of the first terminal device, y of at least part of xTyR is greater than 4, x and y are positive integers; wherein sending, by the first terminal device, the first UE capability comprises: sending, by the first terminal device, the first UE capability through a first radio resource control RRC signaling, wherein the first RRC signaling carries xTyR corresponding to part of antenna switching capabilities indicated by the first UE capability; or sending, by the first terminal device, the first UE capability through a second RRC signaling and a third RRC signaling, wherein the second RRC signaling indicates a first subset of the antenna switching capability, and the third RRC signaling indicates a second subset of the antenna switching capability; the first subset and the second subset comprise different antenna switching capabilities, and a union of the first subset and the second subset comprises the antenna switching capability indicated by the first UE capability, sending, by the first terminal device, the first UE capability through a first radio resource control RRC signaling, wherein the first RRC signaling carries xTyR corresponding to part of antenna switching capabilities indicated by the first UE capability; or sending, by the first terminal device, the first UE capability through a second RRC signaling and a third RRC signaling, wherein the second RRC signaling indicates a first subset of the antenna switching capability, and the third RRC signaling indicates a second subset of the antenna switching capability; the first subset and the second subset comprise different antenna switching capabilities, and a union of the first subset and the second subset comprises the antenna switching capability indicated by the first UE capability, wherein the first UE capability indicates antenna switching capabilities represented by 1T1R, 1T2R, 1T4R, 1T6R, 1T8R, 2T2R, 2T4R, 2T6R, 2T8R, 4T4R and 4T8R, respectively.