Fix Unknown USB Device (Device Descriptor Request Failed) Error


If you have issues with the attached USB device to your computer, then don’t worry it can be resolved in simple ways. My primary focus is on the Unknown USB (Device Descriptive Request Failed) error. Here are some of the ways in which the problem can be solved. All the steps explained 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 unknown USB device will be recognized once you follow the steps:

  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 unknown USB device will be detected by the system 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 out 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. Restart 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 for most of the 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

See also: – What is Akamai Netsession Client? | Complete Guide – TechWhoop

Method #3

The problem of unknown USB driver 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.

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 to be updated or have newer versions. Select and download the ones which are under 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

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 an option called Fast Boot which 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.

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 disables fast boot option, the boot process of the pc will be slower.

After the boot process is complete attach the USB device. With this method, your problem gets solved. Make sure that after you are done with the USB device tick the box next to fast boot option for faster loading of your system.

Method #5

As like in a previous way, go to the Power Options in the control panel. Click on Show additional plans option and then on Change settings that are currently unavailable. Under the Hide, additional plans section, click on 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.

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


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