You can directly access the legacy VCP driver zip file from the official USB Driver installation page. Installation Guide for 03.02.07 Drivers
If the driver 03.02.07 does not create a COM port, the interface may need a newer driver or the cable may not be supported by this specific legacy version.
Newer cables (like the HEX-V2 or HEX-NET) use different firmware and do not rely on this exact legacy driver stack.
Only if you need to use third‑party diagnostic software with your Ross‑Tech hardware. VCDS itself should always remain set to the USB port, not to a virtual COM port. Ross Tech Usb Driver 03.02.07 Download
While Ross-Tech constantly updates its VCDS software package to include the newest device drivers, users often search for version 03.02.07 specifically due to the following scenarios:
If you suspect the driver was removed or corrupted, run DPInst.exe from the VCDS installation folder:
The query usually points to a specific legacy FTDI-based driver architecture or third-party virtual COM port (VCP) setup utilized by older generation or clone hardware interfaces. Why Is the Ross-Tech USB Driver Important? You can directly access the legacy VCP driver
This is the most frequent problem reported with this driver version. Follow these steps to fix it:
The driver package date is , with a driver version of 2.10.00 .
The remains a valuable tool for the automotive diagnostic community, particularly for those maintaining legacy systems, using virtual machines, or working with older VCDS software versions. However, it is not a "magic bullet." It is a specific driver for specific scenarios. Only if you need to use third‑party diagnostic
A common error is "The third-party INF does not contain digital signature information". This is because modern Windows versions require drivers to be digitally signed.
After installation is complete:
Ross-Tech hardware interfaces (like the classic HEX-USB+CAN, KEY-USB, or modern HEX-V2) act as a hardware security dongle for the VCDS software. The USB driver acts as the bridge that: VAG-COM: USB Driver Installation - Ross-Tech