USB Mass Storage

First is to ensure that the HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\USBSTOR­ start value is 3. If you are an administrator on the machine, ensure C:\windows\system32\drivers have SYSTEM user access especially USBSTOR.SYS. If you don't have usbstor.inf in that directory or anywhere in c:\windows, go download from the web. Go to Device Manager an uninstall the " ? " which was a result of the failed driver installation. Plug-in the device, then when asked where to search, point to c:\windows\system32\drivers...