Firstly you need make all your equipments around you ,like the usbline,the detection bar,the usbkey,and the analyzer.Then you need to instert the usbkey into the socket of pc,and also the usbline with the pc and the analyzer,you also need to check if the detection bar is collected well with analyzer or not.If you have make sure all connections are well connected,then you can install the software in your pc.And then stard to test.May them really help you.