The currently installed driver for the VIS SMBus device is not compatible with Microsoft Windows XP and will be disabled during the upgrade. For more information about this driver, contact the device manufacturer or visit the manufacturer's Web site. For a list of protocols supported by this version of Microsoft Windows, see the Microsoft Windows XP Compatibility List at http://www.microsoft.com/isapi/redir.dll?prd=whistler&ar=help&sba=compatible.