121Figure 6-65Now you can see system begins download and the download button becomes stop button. You can click it to terminate currentoperation.At the bottom of the interface, there is a process bar for your reference.6.6 AlarmClick alarm function, you can see an interface is shown as in Figure 6-66.Here you can set device alarm type and alarm sound setup.When alarm occurs, system can display the alarm information in the corresponding interface.For motion detect, video loss, camera masking, you need to set the event in the motion detection interface. Current series productdoes not support this function.