Before installing any software or drivers, you need to temporarily disable Windows' driver signature enforcement. Here's the most reliable method:
If Method 1 fails (the installer crashes immediately), your OPCOM 199 is likely 16-bit. You cannot fix this natively on 64-bit Windows 10.
You must have administrator privileges on your PC. Step-by-Step Installation: OPCOM 199 on Windows 10
Modern Windows 10 iterations enforce strict security baselines, which inherently block the unsigned legacy kernel-mode drivers used by third-party diagnostic hardware. Safely overriding these blocks requires a precise, orderly preparation sequence. Vauxhall OP-COM - Mechanical Engineering Services opcom 199 software windows 10 new
Extract the downloaded .zip or .rar folder directly to your * C:* drive (e.g., C:\OP-COM\ ). Avoid saving it to the Desktop or Program Files, as this can cause administrative permission errors later. Step 3: Install the USB Drivers
So, is the new Opcom 199 software for Windows 10 worth the hassle? The answer is a qualified .
You asked about the "new" software. While the interface claims to be firmware 1.99 (implying an update), be aware of the following: Before installing any software or drivers, you need
Fortunately, the community and some third-party developers have released and modified OPCOM software versions (v1.39, v1.45, v1.60) that are optimized for Windows 10.
OP-COM 1.99 is outdated but still useful for 1996–2010 Opel/Vauxhall cars.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.
By following this guide, you’ve transformed your setup into a professional diagnostics powerhouse. Happy repairing You must have administrator privileges on your PC
Here’s how to do it:
Version 1.60 introduces auto baud rate detection and Windows 10 notification area support —no more frozen screens when unplugging.
Locate the main application file (usually named OP-COM.exe or OPCOM.exe ). Right-click the file and select . Open the Compatibility tab.