Unknown USB Device | Fix The (Device Descriptor Request Failed) Error

If you have issues with the attached USB device to your computer, then don’t worry you can resolve it in simple ways. In case, your PS4 doesn’t recognize USB, click here. However, my primary focus is on the Unknown USB (Device Descriptive Request Failed) error. Here are some of the ways to solve the problem. All of the steps below are done in Windows 10 interface. There might be slight changes with another version of Windows. I will start with some basic solutions that resolve the issue. However, your device will be able to recognize the unknown USB once you follow the steps below:

  1. Try using another USB port. At times, the port of the computer or laptop may get damaged. This leads to the error, unknown USB device. Change the port, or if there is only one port in the computer, it is better to get it checked. The device will detect the unknown USB device once you change the port.
  2. Connect the USB device to another computer and check if the problem persists. It might be the case that the external USB device is faulty. If that is the case, then you need to change the device. If there is no unknown USB device error displayed, then I have five different ways for you to solve the problem.
Device Descriptor Request Failed
Device Descriptor Request Failed

Solve Unknown USB Device (Device Descriptor Request Failed) Error

Method #1

The problem of unknown USB device error is sometimes caused due to the Power supply. First, remove the power supply plug from your computer or laptop.

remove power supplyRestart the system with the device connected to the USB port. After you are done plug in the Power supply. This is an effortless way to fix the problem, and it works in most cases.

Method #2

Next up is an easy way to solve the unknown USB device error. Open up your Device Manager. Under the “Universal Serial Bus Controller” category locate the USB device which is unrecognized. You can find your device quickly because it has a yellow shaped triangle with an exclamation sign right next to it.

Device Managers - Windows
Device Managers – Windows

Then, right-click on the device and select Uninstall. Remove the USB device after the uninstallation. Restart the computer or laptop. Connect your USB device once again, and it will automatically reinstall the device. This way also your unknown USB device problem gets solved.

See also: – [4 Methods] Fix Driver WUDFRd Failed to Load Error – TechWhoop

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Method #3

The problem of unknown USB drivers can be fixed by updating the USB drivers of your system manually. There are many ways to get the drivers for your laptop or computer. The easiest way is to download and install them from the official online websites.

device drivers from official site

You just have to Google “Drivers for XYZ” where XYZ is the name of the brand of your laptop or computer. Also, the official page asks for the product name or model number. Moreover, you just have to enter that name or number in the search box.

It will show you all the drivers that need an update or have newer versions. Select and download the ones which are under the USB and external device management section. Install them one by one. Restart your system and then attach the USB. The unknown USB device error will no longer persist.

Method #4 (Unknown USB Device)

The Windows might do the booting quickly and the external device goes undetected. The unknown USB driver problem occurs in this case too. There is a Fast Boot option that on disabling resolves this issue. All you need to do is follow some simple steps. Press Windows button+R at the same time. The Run option will appear in front of you.

In the Run box, write Control and press enter key. It will open the control panel in a new window. Under the Large Icons view option you will see various options. Go to Power Options and open it. Now, on the left-hand side, you will find some options under Control Panel Home. Also, select Choose what the power buttons do.what the power buttons do

It will take you to system settings where you have to select Change settings that are currently unavailable. Under the Shutdown, settings uncheck the box next to Turn on fast startup (recommended). Click on Save changes and close the control panel window. Now, restart your computer. Also, remember that since you have disabled the fast boot option, the boot process of the pc will be slower.fast startup

After the boot process is complete attach the USB device. With this method, you may be able to solve your Unknown USB device issue. Make sure that after you complete the process, tick the box next to the fast boot option for faster loading of your system.

See Also: How to Fix NVIDIA Driver Crashing in Windows 10

Method #5

As like in the previous way, go to the Power Options in the control panel. Click on the Show additional plans option and then on Change settings that are currently unavailable. Under the Hide, additional plans section, click on the High-performance option available. Then click on Change plan settings present on the left of High Performance. Not to mention, a new window will open with the name Edit Plan Settings.

Power Options - Windows
Power Options – Windows

In this window select Change advanced power settings. Now, click on Change settings that are currently unavailable. Below the High-performance option choose USB settings and expand it. Now, click on USB selective suspension settings and Disable both On battery and Plugged in settings. Similarly, click on Apply and then OK. Close everything and restart your PC.

Method #6   

In this method, open the Settings by clicking on the Start menu or just pressing the Windows + I keys. After that, click on the Update & Security section. Now, look at the left row and choose Troubleshoot option.

run the troubleshooter

Once you find the Hardware & Devices option, click on it and click on the Run the Troubleshooter. The troubleshooter will show you all the problems regarding any hardware or USB issues. Check and follow the instructions to solve your hardware problem.

After following the instructions and once the windows fix errors automatically, restart your device. This is how you can solve your windows device descriptor request failed issue.

FAQs (Unknown USB Device)

How to remove an unknown USB device?

The easiest way to do this is by restarting or rebooting your device. If this method doesn't work, go to the Device Manager settings and right-click on the USB device, it will show the option to Uninstall. Now, click Ok. This way, you can easily remove an unknown USB device.

What is a USB device descriptor?

A device descriptor contains all of the necessary information about the USB. Like, its Vendor ID, Product ID, the device it is connected to, and the number of configurations the device can keep. The device descriptor performs as the head of all groups and endpoints.

What is Code 43 problem in USB?

When this problem occurs, you see a message pop up on your device as 'Windows has stopped this device because it has reported problems (code 43).' This is an indication of the malfunctioning of the device manager. And it is affecting the USB operations running smoothly.

How do I force a USB to recognize?

First, go to the Control Panel, System, and the Hardware menu. Click on the Device Manager. Now, click the Ports (COM & LPT) option. Check and click on the USB ports with an exclamation (!) mark on them. After, Uninstall them if there's any point you see with (!) Mark. Now, check the USB Composite Devices with (!) Mark in Universal Serial Bus Controllers and Uninstall them.

What are the drawbacks of a USB stick?

USB sticks or USB Flash drives can be transferred and connected from one computer to another. This way, it can easily transfer the malware and viruses to another computer. Second, USB sticks are small in size, and that's why you can easily lose them. They can get stolen, or they may get damaged by laundry if you keep them in your pockets and forget. Some people use keychains or necklaces to keep their Flash drive safe. Third, some manufacturers make low-quality USBs, which can threaten your important data. Fourth, USB sticks do not have the Broadcasting feature in them. Fifth, they don't have a great lifespan. A USB stick can only have approximately 10,000 reads and write cycles. But some high-quality USB manufacturers can provide you with from 10,000 to 100,000 read and write cycles.

Enjoy easy sharing and make your system free from Device Descriptor Request Failed error. Hope this article was useful.

See also: How to Make Bootable Pendrive? | Complete Guide

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You can always find me playing the piano or playing FIFA when I'm not binge-watching TV Series with pizzas. Fountainhead of TechWhoop. Life motto: The only time success comes before work is in the dictionary.