: This version added support for the newer serial number formats used by HEX-V2 interfaces.

While Ross-Tech regularly rolls out new platform versions to keep up with current vehicle architectures, the holds a distinct, highly active position in the automotive DIY community. It is widely recognized for introducing critical support for the HEX-NET and HEX-V2 interfaces, bridging the gap between legacy vehicle hardware and modern, high-speed UDS communication protocols. Core Key Enhancements in Version 17.8

During installation, ensure the checkbox for "Install USB Drivers" is checked. This allows your computer to recognize the HEX-USB+CAN interface.

The central question is, what does "VCDS 178" refer to? In short, . Instead, it is a hallmark of a counterfeit or "clone" diagnostic interface.

Connect the other end of the cable to your vehicle’s OBD2 port (turn the car's ignition to the position, but do not start the engine). Open the VCDS software, click on Options , and select Test .