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The first thing to do is to check if there are hardware issues. How to Fix Device Descriptor Request Failed Check for hardware issues Let us now show you how you can fix this error so that the USB may begin to function normally again. The USB driver is corrupted or outdated.There can be several reasons why a USB device may prompt an error “Device Descriptor Request Failed.” Here is a list of possible causes: When this information fails to load, Windows is unable to load the respective driver, which is why the device goes undetected. Windows then uses this information to load the right type of driver for the device to use, so that it becomes useful to the user.

These are unique identifiers that help machines identify the type of device connected. It is the root of the descriptor tree, which contains critical information about the device, such as vendor ID, product ID, etc. The Device Descriptor contains information about the USB device. Today we are going to discuss what those reasons could potentially be and how to fix them so that you are able to restore access to your USB device. This error can occur due to several different reasons. This message is usually displayed when you plug in a USB device, a memory card, or any other thing connected via the USB port and the PC is unable to load it.

If you look further, you will find that the USB device is unrecognized in the Device Manager Console and contains the following: Unknown USB device (Device Descriptor Request Failed) Device Descriptor Request Failed in Device Manager If your system does not seem to detect a USB device connected to your PC, you may see a notification from the corner of the screen that states: USB device not recognized