idVendor and idProduct of which are the unique members for the Windows operating system to identify the connected device and determine which device driver must be loaded.Īnyway, we don't care about the tech-savvy's jargon, but only get to know - how do I fix the device descriptor when the request failed? How Do I Fix Device Descriptor Request Failed?ĭriver issues take the most responsibility for an unknown USB device on HP, Lenovo, Dell, and many computers. The device descriptor (USB_DEVICE_DESCRIPTOR) is the root of the descriptor tree and contains basic device information. A request for the USB device descriptor failed." The current device status is demonstrated as "Windows has stopped this device because it has reported problems.
Unknown USB Device (Device Descriptor Request Failed) is a Windows Device Manager error under the "Universal Serial Bus controllers" section.
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