The Device Does Not Have a Device Driver

Applies To: Windows Server 2008, Windows Vista

When a device driver for a device is not available, Device Manager displays the device as Unknown Device, and places it in the Other devices branch. Also, a status of Error Code 1 or Error Code 10 may be displayed when you view the properties of the device in Device Manager.

Diagnosis

Windows could not find or install a device driver for the device.

Resolution