The GeoMaster GM2020 Driver Exclusive is not backward compatible with the GM1900 or GM2100 models. It is strictly for the GM2020 hardware revision B and later. Ensure your device serial number starts with GM20B-.
| Operating System | Compatibility | Exclusive Features Available | | :--- | :--- | :--- | | Windows 10 (21H2+) | Full | Low-latency, Firmware passthrough | | Windows 11 (22H2+) | Full | All features + ARM64 support | | Android 12+ | Partial (USB-OTG) | Data logging only (no firmware flash) | | Linux (Ubuntu 22.04) | Community build | Raw data stream only | | macOS | Not supported | N/A (Use Bootcamp or Parallels) |
Unlike competitors who push a single "sweet spot," the GM2020 features a progressive variable thickness that runs from heel to toe. It's thinner in the high-toe area (for high-fade miss forgiveness) and thicker in the low-center (for knockdown stingers). This is not a "forgiveness cone"—it's a control map.
Cause: Windows Update overwrote your proprietary driver with a generic USB-serial driver. Solution: Use the Microsoft "Show or hide updates" troubleshooter to block automatic driver updates. Reinstall the exclusive driver. geomaster gm2020 driver exclusive
While the GM2020 operates up to 921600 bps, the exclusive driver automatically negotiates the optimal speed based on your PC's USB host controller. This eliminates "baud rate mismatch" errors common with generic drivers.
Step 1: Remove old drivers Open Device Manager. Under "Ports (COM & LPT)," uninstall any previous "GeoMaster" or "Generic Serial" devices. Check "Delete driver software for this device." Reboot.
Step 2: Download the Exclusive Package
Navigate to the official GeoMaster support portal. Search for "GM2020 Exclusive Driver v.3.2.8 or higher." Download the .exe (Windows) or .inf (manual install) file. The GeoMaster GM2020 Driver Exclusive is not backward
Step 3: Disable Driver Signature Enforcement (Windows only) Because this is a kernel-level driver for real-time performance, you may need to restart Windows with "Disable Driver Signature Enforcement" (Shift + Restart → Troubleshoot → Startup Settings).
Step 4: Run the installer Right-click the installer → "Run as administrator." Accept the EULA. Select "Complete" installation.
Step 5: Connect the GM2020 Plug in the GM2020 via USB. Windows will detect the hardware and automatically assign an Exclusive COM port (usually COM3, COM5, or COM7). You will see a notification: "Device ready: GeoMaster GM2020 Driver Exclusive loaded." Have a question about the GeoMaster GM2020 Driver Exclusive
Absolutely. While you can technically connect the GM2020 to a PC using a generic CDC (Communications Device Class) driver, you will lose the precision, speed, and reliability that you paid for. The GeoMaster GM2020 Driver Exclusive is not a marketing gimmick—it is a mandatory piece of software that transforms a generic GNSS receiver into a professional-grade surveying instrument.
If you are experiencing dropouts, failed firmware updates, or correction lag, do not blame the hardware. Uninstall the generic drivers, download the exclusive package from the official portal, and follow the installation guide above. Your point clouds, stakeout errors, and project deadlines will thank you.
Final Pro Tip: After installing the exclusive driver, export your registry settings (HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\GeoMasterGM2020) to a USB drive. If you ever need to reinstall Windows, you can restore the driver without re-downloading—essential for remote field offices with poor internet.
Have a question about the GeoMaster GM2020 Driver Exclusive? Leave a comment below or contact GeoMaster enterprise support. For more articles on GNSS optimization, subscribe to our newsletter.
The crown is a single, uninterrupted piece of forged beta-titanium. No welds. No seams. This eliminates distortions and allows GeoMaster to sculpt the aerodynamic "Turbulence Lip"—a subtle ridge over the leading edge that reduces drag by 11% on the downswing (wind tunnel verified).