![]() Other Microsoft-provided USB drivers Device setup class For more information, see USB connector manager class extension (UcmCx). For more information, see USB device-side drivers in Windows. For handling common function logic for USB devices.For more information, see Developing Windows drivers for USB host controllers. You can develop a custom host controller driver that communicates with the USB host controller extension (UCX) driver. For more information, see USB host-side drivers in Windows. Microsoft-provided USB drivers for controllers and hubs This can be beneficial to other community members reading the thread.This topics in this section describe the class drivers, generic client driver, and the parent composite driver that are provided by Microsoft. Please remember to click “Mark as Answer” on the post that helps you, and to click “Unmark as Answer” if a marked post does not actually answer your question. Please also check whether there are additional drivers needed for the external USB hard drive, if so, please install them. Check the USB device to see whether it is working. After the computer starts, Windows will automatically scan for hardware changes and reinstall all the USB controllers that you uninstalled.ħ. Repeat step 4 for each USB controller that is listed under Universal Serial Bus controllers. Right-click the first USB controller under Universal Serial Bus controllers, and then click Uninstall to remove it.ĥ. If it shows, please try to disable and re-enable all the USB controllers for troubleshooting, refer to:ģ. Check the USB device to see whether it is workingĭoes the Universal Serial Bus Controller show now? If not, please also check Show hidden devices under the View tab. Click Action, and then click Scan for hardware changes. ![]() In Device Manager, click your computer so that it is highlighted.Ĥ. Work correctly? Please test it first and check whether the following steps help.Ģ. Did you receive any error after connecting the USB hard drive? Can you see any yellow exclamations under Device Manager? Do you have any other USB devices? Can they ![]()
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