Kindly note: Please start the car before using the device,then do the following steps: 1. connect the car with icom or icom a2; 2. connect the icom lan-cable wit 4. Cancel USB Dongle, no need to worry anymore for losting usb dongle will shut down your software. 5 No need dongle 8.If you need to do programming job, please make sure your laptop has 4GB ram at least. Not connected 9000 days remaining .Expert Mode with NCS, E-SYS and so on 6.Eeay to install...only thing you need to do is insert it into laptop!!! 7. program will shut off automatically if you have firstly connected the device with the computer directly. 5.syi