Opcom 1.99 Drivers - Windows 10

OPCOM driver files (usually found within the installation folder of your software, often labeled FTDI or OPCOM_Drivers ). Step-by-Step: Installing OPCOM 1.99 Drivers on Windows 10

The 1.99 firmware version is widely used because it offers broader compatibility with newer Opel/Vauxhall models compared to older 1.39 or 1.45 versions, while still supporting older vehicles (using the OP-COM 100219a or VAUX-COM 120309a software). Prerequisites

The OPCOM software is often branded as "VAUX-COM." Many forum posts recommend searching for the specific software package "vaux-120309a" or "OP-COM 100219a EN". This software package usually contains the necessary drivers for the hardware.

Because Windows cannot automatically match the clone hardware to an online database, you must point it directly to your extracted files. opcom 1.99 drivers windows 10

To bypass these blocks, you must temporarily disable driver signature enforcement and manually point Windows to the correct files. Step 1: Disable Windows 10 Driver Signature Enforcement

Troubleshoot > Advanced options > Startup Settings > Restart After your PC restarts, press (or 7) to select Disable driver signature enforcement 2. Manual Driver Installation

A red Windows Security warning window will pop up stating: "Windows can't verify the publisher of this driver software." Click . OPCOM driver files (usually found within the installation

Look for or Ports (COM & LPT) . You should see "OPCOM USB V2" or "Unknown Device" with a yellow exclamation mark. Right-click the faulty device and select Update driver . Select Browse my computer for driver software .

Disclaimer: Using cloned diagnostic hardware may violate local laws regarding proprietary protocols. This guide is for educational and legacy repair purposes only. Always respect intellectual property and use genuine tools for commercial work.

Once the drivers are correctly "forced" into the system, the OP-COM software—such as VAUX-COM—can access the interface. This setup allows for deep diagnostics, including fault code reading, live data monitoring, and output tests for Opel and Vauxhall vehicles. This software package usually contains the necessary drivers

Right-click the Windows Start Menu button and select .

This is the most critical step; without it, Windows will block the installation.