Are you on a specific version of Windows? Are you trying to troubleshoot a "card not found" error?
If you encounter errors, the driver file may be corrupted or blocked by antivirus software. Re-download the driver or try using DriverIdentifier to find the correct version. Weihong Cnc Adaptor Pcimc 3d Driver
Requires a motherboard with an actual PCI slot (not PCIe), which are becoming rare. Are you on a specific version of Windows
Look through the hardware tree. You should see a dedicated category called or "Weihong Motion Control" . Weihong Cnc Adaptor Pcimc 3d Driver