When Microsoft released Windows 10 Anniversary Update (version 1607), it introduced stricter USB driver signing. Driver 03.02.07 was one of the last "legacy" drivers that could be force-installed via disabling signature enforcement, bridging the gap for users who refused to upgrade to a HEX-V2 interface.

: Replica or "clone" cables often fail when the USB library identifies them as non-genuine during a software update, resulting in a blocked interface. TDIClub Forums

This error commonly appears during the initial "Test" phase in VCDS options. The primary causes include:

Once you have 03.02.07 working, do a full system backup or create a restore point. With Windows updates constantly tightening driver security, this working configuration could be your last stable setup for years to come.