Disable antivirus software temporarily, as some scanners flag old OBD tools as false positives.
Locate the connected cable. It usually appears under Other Devices as or FT232R USB UART with a yellow exclamation mark. Right-click the device and select Update driver . Choose Browse my computer for drivers .
Insert the VAG K+CAN hardware interface securely into the OBD2 port. A status LED light on the cable housing should illuminate, indicating it is receiving 12V power from the vehicle fuse block.
Q: How do I connect the device to my computer? A: Connect the device to your computer using a USB cable.