Device for the automated installation of at least one tunnel lining segment of a tunnel lining ring for lining a tunnel section driven by a tunnelling machine, which device can be coupled to a tunnelling machine, • having a manipulator with at least one tool for picking up, holding and placing the at least one tunnel lining segment, and with at least one actuator (17, 22, 24) for moving the at least one tool, wherein the at least one tool can be moved by means of the at least one actuator in a radial, tangential and/or axial direction with respect to the machine axis of the tunnelling machine in the space of the tunnel section created by the tunnelling machine, • having at least one tool position sensor, which is provided on the manipulator and/or tool, for sensing the respective actual position and actual location of the tool in the space of the tunnel section, • having at least one tunnel lining segment sensor, which is provided on the manipulator and/or tool, with which an actual position and/or actual location of at least one section of at least one already arranged tunnel lining segment can be sensed, and/or with which an actual position and/or actual location of the tunnel lining segment respectively to be placed can be sensed, • having at least one controller, which accesses installation data of the tunnel lining segments and which accesses the measurement data of the at least one tool position sensor and the at least one tunnel lining segment sensor, and with which the at least one actuator and the at least one tool can be controlled on the basis of the installation data and measurement data in order to move the tool from the picking-up position to the target placing position of the respective tunnel lining segment, to align it in the actual placing position and to arrange the tunnel lining segment against at least one already placed tunnel lining segment of a tunnel lining ring, wherein at least two tunnel lining segment sensors are provided, characterized in that the tunnel lining segment sensor is a time-of-flight camera. • having a manipulator with at least one tool for picking up, holding and placing the at least one tunnel lining segment, and with at least one actuator (17, 22, 24) for moving the at least one tool, wherein the at least one tool can be moved by means of the at least one actuator in a radial, tangential and/or axial direction with respect to the machine axis of the tunnelling machine in the space of the tunnel section created by the tunnelling machine, • having at least one tool position sensor, which is provided on the manipulator and/or tool, for sensing the respective actual position and actual location of the tool in the space of the tunnel section, • having at least one tunnel lining segment sensor, which is provided on the manipulator and/or tool, with which an actual position and/or actual location of at least one section of at least one already arranged tunnel lining segment can be sensed, and/or with which an actual position and/or actual location of the tunnel lining segment respectively to be placed can be sensed, • having at least one controller, which accesses installation data of the tunnel lining segments and which accesses the measurement data of the at least one tool position sensor and the at least one tunnel lining segment sensor, and with which the at least one actuator and the at least one tool can be controlled on the basis of the installation data and measurement data in order to move the tool from the picking-up position to the target placing position of the respective tunnel lining segment, to align it in the actual placing position and to arrange the tunnel lining segment against at least one already placed tunnel lining segment of a tunnel lining ring, wherein at least two tunnel lining segment sensors are provided, characterized in that the tunnel lining segment sensor is a time-of-flight camera.