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Method 3: Uninstall and update the USB driver in Device Manager. The USB device descriptor failure issue usually has something to do with problematic USB drivers, for example, USB drivers on your computer might be outdated, corrupted, missing or broken. Therefore, you can try updating USB driver to fix the issue. Step 1 Open Device Manager. Disconnect USB Devices and Restart. Disconnect all USB devices and then Restart your computer. How to Fix USB Device Not Recognized in Windows 10/8/7/XP/Vista. If your device is not recognized at the moment, you can try the below six solutions to make it show up again. You don't have to try every method, but we strongly recommend you follow the sequence, which our experts have tried many times. Now, Windows takes care of all the drivers for your PC or Laptop. However, at times, Windows fail to automatically recognize a device hence the Unknown Device error is shown in the device manager. Should this happen to you, you won’t be able to use that device until and unless you find and install the right driver for it. Method 3: Uninstall and update the USB driver in Device Manager. The USB device descriptor failure issue usually has something to do with problematic USB drivers, for example, USB drivers on your computer might be outdated, corrupted, missing or broken. Therefore, you can try updating USB driver to fix the issue. Step 1 Open Device Manager.

In case while you are connecting the flash drive, external hard drive, printer or other USB device in Windows 10, and you are facing with error USB Device Not Recognized, this guide should help to solve the problem. This error can occur with USB 3.0 and USB 2.0 devices. The reasons why your Windows 10 operating system does not recognize the USB device can be different (there are really a lot), and there is a lot of solutions of the problem, and some will work for one user, while others — for the another. We will try not to miss anything in this guide.

Suppose when you connect a new USB device (flash drives, mouse and keyboard,external hard drive, printer or something else), you see an error in a popup:

USB device not recognized

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The last USB device you connected to this computer malfunctioned, and Windows does not recognize it.

How to fix USB Device Not Recognized error in Windows 10?

First of all you need to make sure that the problem is not related to malfunctions in the USB device itself (this, at least, will save your time).

1. Try to connect the problem device to another computer or laptop and check if it works there. If not, the most likely reason for the problems with the device and methods below may not fit.
2. Next, try to connect the device to a different USB port.
3. Disconnect the USB device that is not recognized, and turn off the computer. Pull the power plug from the wall outlet, then press and hold the power button on the computer for a few seconds — it will remove the remnants of the charges from the motherboard. You can also remove the battery (+ 3V) from the motherboard for a few minutes.
4. If a lot of equipment is connected to your computer (especially in the front USB port on the PC or through a USB hub), try disabling the part of it that is not needed right now.
5. Make sure that you do not exceed the total required power for USB devices. You can check value of total available and currently required power in the settings of USB hub device (Device Management -> Universal serial Bus controllers -> USB Root Hub -> Properties -> Power).

If one of the above tips helped you, it is not necessary to continue reading this article.

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Open the Device Manager console (Win + R -> devmgmt.msc). Your unknown device is likely to be found in one of the following sections of the Device Manager:

• Universal serial Bus controllers
• Other device

Right-click on your Unknown device and select Update Driver Software> Search automatically for update driver software.

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When connected to the Internet, Windows will attempt to automatically find and install the appropriate driver.

In that case, when an unknown USB device with an exclamation point appears in the list of USB Controllers, try the following things:

• Right-click on the device, select Properties, then click button Roll Back Driver on the Driver tab, if it is available, and if not —Uninstall to remove the driver. Then in Device Manager click the Action ->Scan for hardware changes. Check whether your device is identified now.
• Next try to go into the properties of all devices with names Generic USB Hub, USB-root hub or USB Root Controller and on the tab Power Management uncheck Allow the computer to turn off this device to save power.

Another way, which can help when system displays USB device error code 43 in the description of the problem: for all listed in the previous section devices, try to perform the following actions: Right-click -> Update Driver Software -> Browse my computer for driver software -> Let me pick from a list of device drivers on my computer. In the list you will see the compatible driver (which is already installed).

Select it and click Next— after reinstalling the driver for the USB controller, that is connected to an unknown device, it can be recognized correctly.

USB 3.0 devices (USB flash drive or external hard drive) are not recognized in Windows 10

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On laptops with Windows 10 operating system error USB device not recognized is quite common for external hard drives and flash drives, connected via USB 3.0 port.

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To solve this problem, you must change the power scheme settings for your laptop. Go to the Windows Control Panel -> Power Options, select the power scheme that is used, and then click Change plan settings -> Change advanced power settings. Then, in the USB settings section disable USB selective suspend.

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We hope that some of the above tips will help you to solve the problem with the error USB Device Not Recognized in Windows 10.