The YouTube video guide is quite old, so it doesn't cover the Windows 10 scenario.
I have looked at the FTDI chip drivers and downloaded a few, that I hope will help to communicate with the 3 Wheeler ECU.
Marmota,
Try a different usb port on your laptop.
Also, make sure you turn the car on after you connect the cable.
And make sure you install and launch ProTunes as administrator.