A wireless communications device for acting as a remote node of a wireless communications network, the wireless communications device comprising transmitter circuitry for transmitting radio signals via wireless access interface of a radio access network part of the wireless communications network, receiver circuitry for receiving radio signals transmitted via the wireless access interface of the radio access network part, and controller circuitry configured to select, when the wireless communications device is in an idle mode in which it has not established a connection to the wireless communications network, an infrastructure equipment forming part of the radio access network of the wireless communications network to provide a wireless network interface formed by a network interface forward channel and a network interface reverse channel with a core network part of the wireless communications network via the selected infrastructure equipment, which acts as a relay node, to control the transmitter circuitry to transmit radio signals via the network interface reverse channel to the selected infrastructure equipment acting as the relay node, the radio signals representing uplink data received from one or more communications devices for transmission to the core network, when the wireless communications device is operating as the remote node, to control the receiver circuitry to receive radio signals via the network interface forward channel from the selected infrastructure equipment acting as the relay node, the radio signals representing downlink data for transmission to one or more communications devices received from the core network part of the wireless communications network, when the wireless communications device is operating as the remote node, to control the receiver circuitry to receive a first version of system information transmitted from the selected infrastructure equipment via the wireless access interface and to receive a second version of the system information transmitted from the selected infrastructure equipment via the network interface forward channel when the wireless communications device is in a connected mode in which it has established a connection to the wireless communications network, and to configure the transmitter circuitry or the receiver circuitry to adapt the wireless access interface in accordance with the second version of the system information and to ignore the first version of the system information. transmitter circuitry for transmitting radio signals via wireless access interface of a radio access network part of the wireless communications network, receiver circuitry for receiving radio signals transmitted via the wireless access interface of the radio access network part, and controller circuitry configured to select, when the wireless communications device is in an idle mode in which it has not established a connection to the wireless communications network, an infrastructure equipment forming part of the radio access network of the wireless communications network to provide a wireless network interface formed by a network interface forward channel and a network interface reverse channel with a core network part of the wireless communications network via the selected infrastructure equipment, which acts as a relay node, to control the transmitter circuitry to transmit radio signals via the network interface reverse channel to the selected infrastructure equipment acting as the relay node, the radio signals representing uplink data received from one or more communications devices for transmission to the core network, when the wireless communications device is operating as the remote node, to control the receiver circuitry to receive radio signals via the network interface forward channel from the selected infrastructure equipment acting as the relay node, the radio signals representing downlink data for transmission to one or more communications devices received from the core network part of the wireless communications network, when the wireless communications device is operating as the remote node, to control the receiver circuitry to receive a first version of system information transmitted from the selected infrastructure equipment via the wireless access interface and to receive a second version of the system information transmitted from the selected infrastructure equipment via the network interface forward channel when the wireless communications device is in a connected mode in which it has established a connection to the wireless communications network, and to configure the transmitter circuitry or the receiver circuitry to adapt the wireless access interface in accordance with the second version of the system information and to ignore the first version of the system information.