Write an additional filter driver and patch DEVICE_CAPABILITIES.
Usually, the cost of developing/maintaining such a driver is too high for such a decision to be feasible. The "hide something from user" issue is by far the most minor one, especially if we are speaking about the admin tools like the Device Manager.
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Maxim S. Shatskih
Windows DDK MVP
http://www.storagecraft.com
"Abei" <> wrote in message news:8E38E823-BC3C-47D6-953F-...
> Hi, All!
> I have a compsite device and I want to hide one function device to customer.
> How can I do?
> Thanks
>
> --
> Abei