(4) How to install driver for VAG-KKL cable (HUD ECU Hacker)
Just as a note you can install all the drivers and you will not have any issues and that way no matter the cable it should work.
(1) Select the "Install USB driver" popup and then select the radio button for the cable that you are going to use. Or if Bluetooth select the proper driver for it.
(2) Make sure in the case of the J2534 driver that the cable is connected before installing the driver for it.