In Device Manager, locate and click Universal Serial Bus (USB) Controllers for expanding it. Right-click on the Generic Universal Serial Bus (USB) Hub select the Update Driver Software. Now, in the subsequent window, click Browse my system for the driver software option. Click let me pick from a list of drivers on the system. Windows 10 users have reported a new Unknown USB Device error which has started to show up suddenly. 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.

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• Drivers may have not been updated for a long time, or they conflict with each other or are damaged Encryption of system files due to virus or malware To fix the “USB device descriptor failed” issue, it is necessary to identify and eliminate the source of the problem, physical or logical, which we will be do here.

Now after this you have to select the Update Driver Software option. Now you have to select on an option called Browse my computer for driver software. A window will appear and you have to choose Let me pick from a list of drivers from my computer option. Now you have to click on the Generic USB Hub option and then click on the Next Button. USB3.0 Driver for Windows 10 (64-bit), 7 (64-bit) - Lenovo M50-70. Sweden Switzerland Taiwan Region Thailand Turkey Ukraine United Arab Emirates United Kingdom.

The USB descriptor has an identification function when connecting the device so that Windows can install the driver without the need for a previous installation. This mechanism is so advantageous since you will not need an installation program to use your device, in addition to saving you time because it is not necessary to search for a specific driver or activate it from a CD. If your USB device descriptor has failures, here you will be able to find solutions to fix them.

Part 1: Method to Fix USB Device Descriptor Failure in Windows 10

USB device descriptor failures are relatively common, and this can be due to various reasons; regardless of the source of the problem, different solutions can help you get rid of this problem. Also, you should not forget that if the issue happens to a flash drive, there is the possibility that you lose your information, so it is convenient to have software to be able to recover your files in case the failure is severe.

Before reviewing in detail what a failure descriptor is and the methods to solve it, it is prudent to check if your device is in good condition and nothing is obstructing it, since a hardware error may be enough to stop it working. Also, it is difficult for it to be recognized by the operating system again.

Part 2: Overview of USB Device Descriptor Failure

All USB devices have a device descriptor that the host reads, and that gives it information about what it is, who made it, the version of USB it supports, the configuration methods, as well as the number of endpoints and their types.

If in the Device Manager, —while you have your USB device connected– the following appears in the list of drivers: Unknown USB Device (Device Descriptor Request Failed), it means that Windows cannot read your device and, therefore, you will not be able to use it in the right way.

But why does this problem occur? It could be due to hardware errors and software failures. Regardless of the origin of the error, there are several alternatives to solve it, which you will see in the next part of this post.

Part 3: How to Fix USB Device Descriptor Failure in Windows 10?

Method 1: Use the hardware and device troubleshooter

Windows has a built-in tool that can help solve all kinds of hardware and USB device problems. To use it correctly, all you have to do is the following:

Step 1: Open Command Prompt tool

Click on the Windows icon and then type cmd, right-click on Command Prompt, and select Run as administrator from the drop-down list.

Step 2: Run Hardware and Devices troubleshoot tool

Once you open Command Prompt, type the next command:

MSDT. EXE -ID DEVICEDIAGNOSTIC and finally press Enter.

You will see the Hardware and Devices troubleshoot tool. Just click Next, and if there is any inconvenience, Windows will let you know about it.

Method 2: Turn off the quick start

Windows quick start (also called fast startup) is a mechanism that makes your PC start Windows in a short time. However, this can lead to compatibility issues that can affect the recognition of your USB device. To turn off the quick start, you must do the following:

Step 1: Open Windows settings

Click on the Windows icon and then on the gear icon to open Windows settings.

Step 2: Click on System

From the Windows Settings window, click on System.

Step 3: Click on Power & sleep

From the left list, click on Power & sleep.

Step 4: Click on Additional power settings

From the left list, click on Additional power settings.

Step 5: Click on Choose what the power buttons do

From the left list, click Choose what the power buttons do

Step 6: Click on Change settings that are currently unavailable

Click on the option Change settings that are currently unavailable.

Step 7: Uncheck Turn on fast startup (recommended)

Click on the ticked square next to Turn on fast startup (recommended), and you should have disabled Windows quick start.

Method 3: Update your BIOS

If your BIOS is out of date, it can lead to compatibility and device recognition issues. To do this, I suggest you contact your supplier to help you carry out this process, as it is a delicate task that can be counterproductive if not done correctly.

Method 4: Update USB Hub conductors

You must keep the USB Hub conductors updated so that there are no compatibility problems with your devices that require such a connection. To check for updates, follow these steps:

Step 1: Open Device Manager

Right-click on the Windows icon, and from the drop-down list, click on Device Manager.

Step 2: Look for Universal Serial Bus Controllers

Once you opened Device Manager¸ scroll down until you find Universal Serial Bus controllers.

Step 3: Update USB Hub

Right-click on Generic USB Hub and click on Update Driver Software… If there is any available update, Windows will install it automatically.

Method 5: Disable USB selective suspend settings

USB selective suspend settings allow you to save energy and battery by keeping the USB connectors in a low consumption state. However, this can lead to some power issues when connecting a device, so disabling it may be the solution. I will show you how to do it through the following steps:

Step 1: Open Power Options

Click on the Windows icon and write power options to open the Windows Power Options window.

Step 2: Change plan settings

Click on Change plan settings next to Balanced (recommended).

Step 3: Change advanced power settings

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Click on Change advanced power settings.

Step 4: Disable USB selective suspend settings

From the Advanced settings list, scroll down and click on USB settings. Then click on USB selective suspend setting and change Enabled for Disabled both in On battery and in Plugged in options and finally click on Apply. This will be enough to disable USB selective suspend settings.

Method 6: Use the troubleshooter

Through Troubleshoot, you can fix Windows startup problems, where some incompatibilities with USB devices may be generated. This procedure can correct them, and you can do it with these steps:

Step 1: Open Windows settings

Click on the Windows icon and then on the gear icon to open Windows settings.

Step 2: Open Update & Security

From the Windows settings list, click on Update & Security.

Step 3: Select an option

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From the left list, click on Troubleshoot and choose the best option according to your problem and requirements. Windows will try to fix the issues immediately.

Method 7: Reinstall USB Hub

Reinstalling the USB Hub driver can be another useful option; in this way, you can solve problems related to the recognition of your USB devices due to an error related to the USB Hub driver.

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To start with this process, copy steps 1 and 2 from method 4. Now you should only do the following:

Step 1: Uninstall your Generic USB Hub

Right-click on Generic USB Hub and click on Uninstall. After this, reset your PC, and Windows will automatically download and install the Generic USB Hub driver.

Recover your files

If you have a USB storage device that was affected by device descriptor failure, your data may be at risk. However, you should not worry as there is Recoverit, a professional application that will help you to retrieve your files quickly through a few simple steps.

You can download it directly from the official website. Below, you can see how easy it is to use this program:

Step 1: Select the drive

Remember to connect the external USB device to your computer before running Recoverit. Make sure Windows recognizes it.

To begin the process, select your external USB device as the target location and then click on Start. Even though the partition on the device has got lost, you can still use Recoverit to bring the lost data back.

/blaze-media-pro-free.html. Step 2: Scan the external device or hard drive

Wait for some minutes while Recoverit scans your USB storage device. If you want, you can pause the process and check the files that the application will retrieve.

Step 3: Preview and recover files

After Recoverit finishes the task, you can preview each file. Then click Recover and save the data into a new and safe location.

Conclusion

The USB connection is undoubtedly the most popular in PCs and laptops, being used by millions of devices of all kinds. However, it is not perfect and may have some flaws like the one related to Device Descriptor. Fortunately, there are many alternatives to solve this problem, and, if it affected a storage device, you should rest easy, since your information will be safe thanks to the sophisticated technology that Recoverit has.

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