A: Officially, no. Ross-Tech never signed the 409.1 drivers because the cable was discontinued before Microsoft’s policy changed. Some community members have signed the CH340 driver, but not the FTDI clone drivers.
| Chip | Windows 10 64-bit | Recommended | |------|------------------|--------------| | Genuine FTDI | ✅ Perfect | Yes | | CH340 | ✅ Works | Yes (cheap, safe) | | Counterfeit FTDI | ⚠️ Needs old driver | No (avoid) | vag kkl 409.1 driver windows 10 64 bit
Using a VAG KKL 409.1 on Windows 10 64-bit is useless if your car isn’t compatible. Here’s the real-world compatibility: A: Officially, no
Often found in higher-quality or older cables. If it is an FTDI chip, you can download the latest "VCP" (Virtual COM Port) drivers directly from the FTDI Chip Drivers page . | Chip | Windows 10 64-bit | Recommended
