: Plug your VCDS KKL cable into your laptop's USB port and the OBD2 port of your vehicle.
If the port number is higher than 4, right-click -> Properties -> Port Settings -> Advanced and change it to . 3. Connecting to the Vehicle VCDS-Lite Download - Ross-Tech
temporarily, as some cracked versions attempt to contact activation servers.
Change the to an open slot between COM1 and COM4 .
Reads and clears Diagnostic Trouble Codes (DTCs) from modules.
Right-click your USB Serial Port in Device Manager and select . Navigate to the Port Settings tab and click Advanced .