Today describe how to use and activate CGDI Prog BMW MSV80 key programmer Part1:how to use Method 1: can directly read ISN code in the car, please ensure the car voltage is 12V and above, it directly connects OBD to operate, takes about 5 minus. Method 2: can directly disassemble engine computer (DME) to operate, follow the below guide to connect the line: Part2：how to activate You see CGDI start displays“Device activation time remaining -1 days”,it means the device is not active. Click “Active” Copy the SN to www. obd2tool.com ,and not close this dialog. Enter the activation code from obd2tool, click on “Active”. CGDI Prog is activated , please wait until it succeed. Restart CGDI Start, you can see it displays ” Device activation time remaining 90 days”, the activation succeed and CGDI Pro is working. http://forobd2tool.com/blog/2017/09/15/how-to-use-and-activate-cgdi-prog-bmw-msv80-key-programmer/