Run the .exe file (CDM208024_Setup.exe or similar). Connect Cable: Plug the KKL cable into a USB port.
Obtain the correct driver for your chip. For CH340 cables, the official driver from the chip manufacturer is the most reliable solution. vag kkl 409.1 driver windows 10 64 bit
Windows 10 may power down USB ports to save energy, which can cause the KKL cable to disappear during a diagnostic session. Run the
Double‑click Install.exe (or setup.exe ) and run through the installation. This will install the underlying USB‑to‑serial drivers. vag kkl 409.1 driver windows 10 64 bit
Right-click your newly recognized USB Serial Port (FTDI or CH340) and click .