
Some of the causes for Unknown Device error are: The hardware does not have the requisite software drivers, andWindows is not able to determine the device type The driver is not compatible with the OS and hence it is not ableto inform Windows about the hardware. If you believe this comment is offensive or violates the CNET's Site Terms of Useyou can report it below this will not ZD1211 IEEE 802.11b+g USB Adapter remove the comment. DriverMax - Network Adapters - ZyDAS - (ZD)IEEE b+g ...