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Uninstall the USB Driver in Device Manager However, if the USB starts working, try looking into replacing your charger. If this method doesn't fix the USB device error, you can rule out the power supply as a cause. Then, plug in the USB device to see if your system recognizes it. Simply disconnect all charging cables from your laptop until your computer is only running on its integral battery. Warning : Only attempt this method if you’re using a portable device, such as a laptop.įor some reason, temporarily unplugging your power supply and then connecting the problematic equipment into your computer may fix the Unknown USB device issue on Windows 10. Each upcoming method aims to fix software issues, meaning that it’s problems unique to your computer’s operating system. Look for repair or a replacement.Īfter testing these two things, you can conclude whether or not to proceed with the steps below. However, if the device still doesn’t work, it’s highly likely that it’s broken. If it works on a different computer, you’re most likely dealing with a system issue on your own. Try using the same hardware on a different computer and see if the device itself has any issues. We recommend either marking this port as not functioning, or immediately looking into replacing it. If the device is suddenly working, then the USB port you originally used is most likely broken. Here are two easy ways to test if this is the case, which can easily prove whether you need to look into getting your computer restored or can proceed with the methods below to fix system-originated issues. There’s a possibility that you’re unable to use your USB device due to a hardware issue, meaning that the problem lies within your computer and not the operating system. Change your USB selective suspend setting Run the Hardware and Device troubleshooter Let’s not waste any more time and get to troubleshooting. Our article focuses on resolving the Device Descriptor Request Failed (Unknown USB device) issue in a timely manner, no matter what caused it. The issue at hand can be caused by either hardware or system-specific problems. This is a problem when you’re trying to use things such as a USB flash drive, memory card, Android device, game controller, or anything that plugs into your USB port. When you encounter this error message, you’re essentially told that the computer is unable to use the specific USB device connected. One of these common issues is the “ Unknown USB Device (Device Descriptor Request Failed) ” error that shows up in the Device Manager. Windows 10 Home users have been reporting issues when connecting and using a USB device on their computer.

Dymo labelwriter 400 software download windows 10