Confirm Installation: If prompted with a red warning box stating that Windows cannot verify the publisher, select "Install this driver software anyway." Configuring the Software Settings
Since most OPCOM 199 clones use counterfeit FTDI chips, Windows 10 will reject the driver by default. You must boot into mode once: opcom 199 software windows 10 new
Use FTDI Prog (v3.12) to change the USB Vendor ID back to 0403. Or download the ZC-TECH patched driver that ignores FTDI’s blacklist. Confirm Installation: If prompted with a red warning
OP-COM 1.99 is outdated but still useful for 1996–2010 Opel/Vauxhall cars. For newer vehicles (2015+), you’ll need a newer interface or software (e.g., OP-COM 2.x or GDS2). Always use a stable 12V power supply when connecting to the car to avoid voltage drops. opcom 199 software windows 10 new