Connect your USB device in the USB slot, it will work properly now.The Unknown USB Device error says Device Descriptor Failure or Device Descriptor Request Failed, and a USB device is no more recognized by the Windows.This can also happen with an SD Card and the computer will no more read the SD card when it is inserted in the card slot.We will help you fix this problem and error using our methods.
Simply follow and perform the methods one by one, until the issue is fixed. So, you may have to try a number of methods, before it gets fixed. Before going to try the methods, just Note that If youre using a USB hub, or have mixed 2.0 and 3.0 USB ports, just try plugging your USB device directly into the 3.0 port and see if it works. ![]() So, in this method, we will uninstall the Unknown USB Device (Device Descriptor Failure) drivers so that it can roll back to default drivers. To open Device Manager, right-click on the Start menu button and select Device Manager. Expand it and right-click on Unknown USB Device (Device Descriptor Failure). On the Device Manager window, click on Scan for hardware changes. A number of users have found that performing this method has worked for them. You need to change the status of all the entries to Disabled. A number of users have reported that this method has worked for them. Windows 10 boots up very quickly, and due to this many (external) USB devices are not getting recognized by Windows. In the Control Panel window, click on Choose what the power button does. Windows Troubleshoot is Windows inbuilt tool that searches for issues and fixes them. When the process is done, click on Apply this Fix or Apply Repair Automatically, whichever appears. If you are still facing the problem, follow the next method. This could fix the problem as rolling them back didnt help you in the last method, so most probably the drivers are outdated on your computer. Greatcut 3 Free Of TheWhen the process is complete, restart your computer and you will be free of the error. The Windows will automatically reinstall the drivers after restarting the computer. Here, right-click on the first USB Root Hub select Uninstall device.
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