Before initiating the installation process, verify that your operating system matches the driver requirements. Specification v2.4.12 (Latest Release) File Size Supported OS
If Windows rejects standard driver packages, look at the "Hardware IDs" in the Device Manager properties for the unknown device. If you see "VID_067B" (Prolific) or "VID_10C4" (Silicon Labs), you can download the updated VCP driver directly from those semiconductor manufacturers. These drivers are strictly maintained, universally stable, and perfectly compatible with the GeoMaster BC809. 2. Authorized Distributor Portals geomaster bc809 driver updated