Windows often blocks these drivers because they are not "digitally signed". You must disable this check to proceed:
When a list of options appears, press (or 7) to select Disable driver signature enforcement . skachat draivera dlia op com usb v2
Plug the interface into the vehicle's OBD-II port first (usually under the dashboard) and then connect the USB cable to your laptop. Windows often blocks these drivers because they are
After restarting, choose > Advanced options > Startup Settings > Restart . skachat draivera dlia op com usb v2