D-Link DW-290 User Manual - page 90
Manual is about: 5GHz Wireless LAN mini PCI Card
of
156
3. The D-Link NDIS evaluation driver currently does not have a digital
signature from Microsoft. Therefore, Windows XP shows a warning
message. Click Continue Anyway to proceed with driver installation.
4. Click Finish to complete driver installation, and refer to Section “Device
Configuration” on page 5-10 for device configuration.