Installation section in this inf is invalid

Follow steps below:. Highlight it then click Next. If you see the device shown as Unknown Device. You just need to wait for a while until the installation completes.

If the built-in USB driver fiels mdmcpq. So to fix the problem, you can try to install these two driver files. You can replace them with the same files on another computer.

Copy and save this file to an external drive. Copy file mdmcpq. We would keep updating the article. We will help you. I suggest you to run this fixit and check if it helps: Refer : Automatically diagnose and fix Windows USB problems Please post to us with more information to help you better. How satisfied are you with this reply? Thanks for your feedback, it helps us improve the site. In reply to A. User's post on August 21, I suggest you to run this fixit and check if it helps: Refer : Automatically diagnose and fix Windows USB problems Please post to us with more information to help you better I am facing the same problem.

This solution did not helped:'. Akshay Sagar. Thanks, but that is the inf folder store, it is looking at a specific inf file in that folder. Yes, sorry - it is not specific. The file in the store which contains details on my son's HD10 seems to be wpdmtp that is some sort of text file; and I know not what to do with that.

Try this, go into device manager, expand "universal serial bus controllers". There will be a bunch of entires in there.

What you are going to do is right click on some of them and choose "uninstall". Be sure all your usb devices external hubs also are unplugged before doing this, leave the keyboard and mouse plugged in. Reboot the PC when they are uninstalled. Windows will reinstall them, then try the device again. Well, I tried - but to no avail. It led to the same error message. I must go and be un productive elswhere now but if your beauty sleep brings any inspiration, then please let me know.

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