Device Descriptor Request Failed : Resolving It

Users of Windows 10 have reported a new Unknown USB Device error that has started showing up abruptly. The Unknown USB error says Device Descriptor Failure or Device Descriptor Request Failed, and the Windows no more recognize a USB device. This happens with an SD Card, and the computer is not able to read the SD card when inserted in the card slot.

In case of USD device, it has abruptly stopped working, or you are getting this error, there is nothing to worry anymore. You can fix the problem and error using the methods. What you need to do . . . . follow the below-given methods and perform them one by one, until the issue is fixed.

Fixing Device Descriptor Request Failure

The error can happen due to various reasons. Therefore, you may have to try several methods before it gets fixed. Perform these methods to solve the problem. Before going to try the methods:

  • Note that in case you’re using a USB hub.
  • Have mixed up with 2.0 and 3.0 USB ports.
  • Try plugging USB device directly into the 3.0 port and check whether it works perfectly.

Fix 1 – Reinserting Power Supply.

When the error is caused due to Power Supply, the following way can instantly fix the issue.

  • Remove the Power plug from Laptop.
  • Insert Power supply again.
  • Reboot the computer and connect a USB device in the defined port.

Fix 2 – Reinstalling Unknown USB Device Driver in the System

Try to uninstall the drivers of the Unknown USB Device for which there is Device Descriptor Failure is happening. Faulty drivers may cause an error. It may happen when Windows automatically updates the drivers by Windows Update. It could get installed wrong or corrupt drivers.

Therefore, thru this method, try to uninstall the Unknown USB Device (Device Descriptor Failure) drivers to roll back to default drivers. Follow the given steps:-

  • Start by opening Device Manager by right-clicking on the Start menu button to tap Device Manager.
  • Check for Unknown USB Device (Device Descriptor Failure) item with a yellow sign which is located below Universal Serial Bus Controllers. Click to expand it by right-clicking on Device Descriptor Failure. Tap on Uninstall device.
  • Unplug the USB device from computer. In case it wasn’t unplugged already, plug it back in the given USB slot.
  • Scanning for hardware changes. Through the Device Manager window, tap on Scan for hardware changes option.

Windows will reinstall, now Device Descriptor Failure drivers. This will probably fix the error. When the problem is still not solved, go and try the next given method.

Fix 3 – Disabling the Settings of USB Selective Suspension

Try to fix the problem by disabling USB Selective Suspend Settings. Several users have performed this method, and it even worked for them. Follow the steps to perform the method successfully.

  • For opening Power Options go to Power Options and start by right-clicking on Start menu button to select Power Options.
  • The last in the list will open the Power Options settings window. Search for Additional power settings and tap on it which will found to be located below Related settings.
  • Tap on Change plan settings of the selected plan on the computer.
  • Select Change advanced power settings in the Edit Plan Settings window.
  • The concluding step will open a small Power Options window. Try checking for USB settings and expand them.
  • Try to expand USB selective suspend setting. It would be best if you changed the status of entries to Disabled and go to Apply and clicking it to get it OK.

Fix 4 – Turning Off Fast Startup

Try fixing the issue by turning off fast startup. Several users have reported the following method has definitely worked for them. Windows 10 boots up quickly by which many external USB devices do not get recognized by Windows. Follow the given steps to run through the method perfectly.

  • Try opening the Control panel by go to Cortana and type Control panel. Click on Control Panel from outcomes.
  • In the Control Panel window, tap on Choose what the power button does which is located on the left side of the window.
  • Tap to select Change settings that are currently unavailable.
  • Here, it would be best if you unmarked the space beside Turn off fast startup (recommended which is located under Shutdown settings. Tap on Save changes.
  • Please restart the computer and check for the problem whether it is solved. The issue persisting means you have to try the upcoming method.

Fix 5 – Troubleshooting the Error

Try to fix the problem using Windows Troubleshoot, which is Windows built-in tool for searching issues and fixing them. Many users can fix the problems thru this. Follow the given below steps to fix the issues.

Open Troubleshoot by going to Cortana and typing Troubleshoot to get Troubleshoot in the results.
Tap to open a Troubleshoot window and press on the Hardware and Devices section.
Windows will check for problems/issues. After the process is complete, click on Apply this Fix or Apply Repair Automatically, whichever appears.

After applying the fix, you are required to restart the computer if you are still facing the issues, retry following the next given method.

Fix 6 – Updating USB Device’s Drivers

Try to fix the issue for updating the drivers as rolling them back didn’t help you in the previous method; therefore, it may seem due to the case of outdated drivers on the computer. Follow the steps to get rid of the issue.

  • Right-clicking on the Start menu button will help to select Device Manager.
  • Check for Unknown USB Device or Device Descriptor Failure which is located under Universal Serial Bus Controllers. Expand and right-click on Unknown USB Device, which is Device Descriptor Failure. Click on Update Driver.
  • Tap on Search for automatically updated driver software. Windows try downloading and installing the latest drivers for the error-prone USB device.

When the process is complete, restart the computer, and you will be free of the mistakes and issues. Still stuck with the issue, try the next given method.

Fix 7 – Uninstalling USB Root Hub Drivers

Try to fix the problem by uninstalling the drivers for USB Root Hub devices. The Windows automatically will reinstall the drivers after the restart computer. Follow the steps to perform the given method.

  • Right-click on the Start menu button for selecting Device Manager.
  • Expand Universal Bus Controllers and right-click on the first USB Root Hub and selecting Uninstall device.
  • Repeat the steps for the USB Root Hub devices.
  • Restart the computer.

After restarting, the Windows will recognize USB Root Hubs as the new devices to automatically install drivers to fix the problem. Connect USB device in the USB slot to make it work properly.

We hope the above article will definitely help you fix Device Descriptor Failure problem/issue.