: Plug the HEX-V2 interface into your PC's USB port. If the lights flash blue, the firmware is likely healthy; flashing red/green might indicate a failed update or the need for a firmware re-flash. Interface Test : Open the loader and launch the VCDS software. Go to Options > Test .
or to create firewall rules that block VCDS from accessing the web to prevent future deactivation. Virtual Machines (VM) : Plug the HEX-V2 interface into your PC's USB port
: Newer, more robust clones often use STM32F429 chips, allowing for better compatibility with 2019+ UDS protocols. the firmware is likely healthy