How To Fix ‘Device Descriptor Request Failed’

Users of Windows 10 Home have reported complications with using USB devices. The “Unknown USB Device (Device Descriptor Request Failed)” error in Device Manager is one such typical problem. When you get this notice, it means that your computer is refusing to recognize the specified USB device.

A USB drive, memory card, Android device, game controller, or anything else that connects into your USB port will not work. It’s possible that the current issue is the result of a flaw in the system or hardware.

Regardless of the root cause, this article will help you fix the Device Descriptor Request Failed (Unknown USB device) error as soon as possible. No need to tarry; we must immediately begin troubleshooting. Here you will the methods to fix device descriptor request failed.

Device Descriptor Request Failed

Understanding the “Device Descriptor Request Failed” Error

The “Device Descriptor Request Failed” error is a notification that appears when a USB device, such as a flash drive, printer, or external hard drive, encounters an issue while connecting to your computer.

It essentially signifies that your computer was unable to retrieve the device descriptor, which contains vital information about the connected USB device, such as its manufacturer, product ID, and other specifications.

This error can manifest itself in various ways, including the USB device not being recognized, malfunctioning, or simply not working as expected. Understanding the meaning of this error is essential for troubleshooting and resolving the underlying issues.

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Causes of the “Device Descriptor Request Failed” Error

The “Device Descriptor Request Failed” error can occur due to a variety of reasons. It’s essential to identify the specific cause to apply the appropriate solution. Here are some common causes:

  1. Faulty USB Cable or Port: A damaged or low-quality USB cable or port can lead to connectivity issues, resulting in this error.
  2. Outdated or Incompatible Drivers: Incompatible or outdated USB device drivers may not properly communicate with your operating system, causing the error.
  3. USB Hub or Extension Issues: If you’re using a USB hub or extension, it may not provide adequate power or data transfer capabilities, leading to errors.
  4. Corrupted USB Device or File System: A corrupted USB device or its file system can trigger the error. This may occur due to improper ejection or physical damage.
  5. Power Management Settings: Incorrect power management settings in your computer’s USB controllers can interfere with device recognition.
  6. Conflicting USB Devices: Multiple connected USB devices can sometimes conflict with each other, causing the error.
  7. BIOS/UEFI Settings: Incorrect BIOS or UEFI settings related to USB configuration can result in compatibility issues.

Ways to Fix the “Unknown USB Device (Device Descriptor Request Failed)”

The USB device descriptor is used to recognize the type of device that has been plugged into a computer’s USB port. Because of this, the computer knows which driver for the device to use. But, if there is a problem with the USB device descriptor, your computer will be unable to use the connected peripheral.

When this happens, you’ll see an error notice that says something like, “Unknown USB Device (Device Descriptor Request Failed)” or “A Request for the USB Device Descriptor Failed.”

Method 1. Uninstall the USB Driver in Device Manager

Step 1: To open the Run command prompt, press the Windows key plus R on your keyboard.

Step 2: Without the quotation marks, type “devmgmt.msc” and click the OK button. The Device Manager will open in a new tab or window.

Step 3: See the list of USB controllers, and then click the Unknown USB Device (Device Descriptor Request Failed) button.

Step 4: To remove the chosen USB device, right-click it and pick “Uninstall” from the menu that appears. To take the tool out of your system, follow the on-screen instructions.

Step 5: When the uninstall is finished, you should restart the computer. In theory, it should restore the drive correctly automatically, eliminating the problem you’ve been seeing.

Method 2. Disable the Fast Startup Option

Step 1: To open the Run command prompt, press the Windows key plus R on your keyboard.

Step 2: Then, press the OK button after entering “control” without the quotation marks. By clicking this, the conventional Settings menu will open in a new tab. (The new Settings app should not be confused with this one.)

Step 3: Click the Big Icons button in the top right of the window to switch to this view, and then click the Power Options button.

Step 4: Choose the link that reads “Choose what the power buttons do” from the menu that appears on the left side of the window.

Step 5: To alter inaccessible options, select the link provided. You’ll need to confirm your identity and grant administrative privileges in order to proceed.

Step 6: Check the Shutdown tab in the preferences. Make sure the option to Turn on fast startup (recommended) is unchecked. If that’s the case, uncheck the box by clicking on it.

Method 3. Remove USB and Scan for Hardware Changes

Step 1: The USB device in question can be removed by following the instructions in Method 1.

Step 2: It’s best to stick around in Device Management.

Step 3: To check for hardware modifications, go to Action in the menu bar’s header and pick it.

Step 4: Plug your USB back in after waiting for the system to detect any hardware changes.

Method 4: Update Windows

There is a chance that the “Device Descriptor Request Failed” error can be resolved by installing the most recent Windows update. Here are the measures you can take to upgrade Windows:

Step 1: To access the Windows Settings menu, use the Windows key plus I.

Step 2: Choose “Update & Security” from the menu.

Step 3: To update to the newest version of Windows, click the “Update” button.

Step 4: Choose the option to “Check for updates.”

Step 5: The next step is to restart the computer and determine if the “Device Descriptor Request Failed” error persists after the restart (change)

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USBs are more popular than ever because of the rise in popularity of wireless accessories and the ever-increasing demand for data storage. It’s safe to say that just about everyone who uses a computer also uses USBs.

Errors are to be expected from time to time in anything that sees heavy use. We’ll be addressing an issue with the device descriptor request failed error message. If you’re having a similar problem and want to know how to fix the “unknown usb device” error, you may take a deep breath now; help is on the way.

The purpose of this manual is to provide a comprehensive analysis of this error and a variety of potential solutions. Get ready to test out a variety of potential solutions to find which ones work best for you. Hope now you know how to fix device descriptor request failed. 

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