Once complete, the entry under Device Manager will instantly refresh and transition into the dropdown category, labeled officially as a USB Serial Converter . Configuring Executable Compatibility Settings
Click and navigate to the driver folder you extracted to your Desktop in Step 2.
This guide is for educational purposes only. Be sure to use the OPCom tool responsibly and follow proper safety procedures when working with your vehicle's computer system.
A red Windows Security warning window will pop up stating: "Windows can't verify the publisher of this driver software." Click .
Windows 10 features a security layer called . This system ensures that only drivers sent by verified manufacturers can be installed. Since many OP-COM 1.99 interfaces are aftermarket tools, their drivers lack this digital signature. Attempting a standard installation usually results in an error message stating that the driver was not found or is not compatible. The Installation Process opcom 1.99 drivers windows 10
Plug the OP-COM 1.99 interface into a on your laptop (USB 2.0 ports are usually black inside, while USB 3.0 ports are blue. Older diagnostic chips prefer USB 2.0).
(fully charged or connected to power)
Windows 10 will block the installation of unsigned drivers by default. You must disable this check to proceed. Update & Security Advanced startup Restart now After the reboot, navigate to: Troubleshoot Advanced options Startup Settings When the menu appears, press "Disable driver signature enforcement" 2. Install the Drivers Manually
The "1.99" label most often refers to the firmware version reported on numerous Chinese clone interfaces. However, it's widely acknowledged in the community that the official, genuine Opcom firmware never progressed past version 1.67. Therefore, when you encounter an Opcom 1.99 for sale, it is almost certainly a clone. While this comes with its own set of challenges (which we will cover), these clones have become a very affordable entry point for home mechanics, typically costing between $20 and $30. Once complete, the entry under Device Manager will
Disclaimer: This guide is for educational purposes. Using cloned diagnostic tools may have limitations. If you are having trouble, tell me: are you seeing in the Device Manager? Are you running Windows 10 64-bit or 32-bit ? I can provide tailored solutions for your specific error. Share public link
Which (e.g., VAUX-COM 120309a) are you trying to use? Share public link
The Ultimate Guide to Installing OP-COM 1.99 Drivers on Windows 10
Extract the ZIP or RAR folder directly to your so it is easy to find later. Step 3: Install the Drivers via Device Manager Be sure to use the OPCom tool responsibly
If you are an Opel or Vauxhall owner, having a reliable diagnostic tool is essential. The OPCOM interface is a dealer-level diagnostic tool capable of reading trouble codes, performing live data logging, and programming modules. However, upgrading your laptop to Windows 10 often brings a steep learning curve, especially when trying to get older diagnostic cables to communicate with modern operating systems.
Once the drivers are installed, you must verify that the software can talk to the cable.
The Ultimate Guide to OPCOM 1.99 Drivers on Windows 10: Troubleshooting and Setup
After installation, you must confirm the hardware is communicating correctly with the software. Device Manager , the device should now appear under Universal Serial Bus controllers "USB Serial Converter" without any error icons. Open your diagnostic software (e.g., OP-COM 08-2010 Administrator privileges Test Interface A successful test will display: "Interface test ended successfully!" and show the firmware version as Common Troubleshooting Tips