Find the "Unknown Device" or "PCI Communications Controller." Right-click and select .
Look for the VEN (Vendor) and DEV (Device) codes. Common ones for this card include: NetMos/MosChip Vendor 1415: Oxford Semiconductor Vendor 4348: WCH (WinChipHead) PCI 60806A AA9LRV1 Drivers Download Links pci 60806a aa9lrv1 drivers download link
This usually means the driver is incorrect for your specific version of Windows. Try running the installer in "Compatibility Mode" for Windows 7. Find the "Unknown Device" or "PCI Communications Controller