USB devices are one of the commonly used devices every day – from plugging mobile devices for charging using pen drives, you are making use of USB drives. However, there are times when you might encounter an error message saying, “Unknown USB Device” as you plug your USB device on your Windows 10 computer. So if you encounter this kind of error message followed by either of the following explanations, read on as this post will give you a couple of suggestions you can check out to resolve the issue.
- Device Descriptor Request Failed
- Port reset failed
- The device failed enumeration
- Set address failed
- Error code 43
You can fix this error using several ways. You can try changing the Power Options, update or roll back the USB drivers, turn off Fast Startup, or run the USB troubleshooter. Follow the options given below for more details.
Option 1 – Try to change the Power Options
- Tap the Win + R keys to open the Run utility.
- Then type “powercfg.cpl” and tap Enter to open the Power Options window.
- Next, go to your selected power plan and click the “Change plan settings” option to open a new page.
- From there, click on the “Change advanced power settings” option. This will open a new window where you can see various power consumption options.
- Now look for the USB Settings option and expand it.
- Then set the USB selective suspend setting to “Disabled” for both scenarios: On Battery and Plugged in.
- After that, click on OK and restart your computer to apply the changes made.
Option 2 – Update or reinstall the Universal Serial Bus Controller driver
Since it could be a driver issue, you can try to update or reinstall the Universal Serial Bus Controller drivers using the Device Manager. Refer to the following steps:
- First, click the Start button and type “device manager”.
- Then click on the “Device Manager” from the search results to open it.
- From there, look for the “Universal Serial Bus controllers” option and then right-click on each one of the USB drivers and select the Update Driver from the menu.
Note: If it is a regular USB drive, then it will be listed as a USB Mass Storage Device but if you have a USB 3.0 device, then look for a USB 3.0 Extensible Host Controller.
- Restart your PC and then click the “Search automatically for updated driver software” option.
Note: If updating the USB Controller drivers didn’t work, you can try to reinstall them instead.
Option 3 – Try turning off Fast Startup
- Tap the Win + R keys to open the Run dialog box and type in “control” to open the Control Panel.
- Next, click on the Hardware and Sound section and click on Power Options.
- Afterwards, select the “Choose what the power buttons do” option from the left side menu pane.
- Now click on Change settings that are currently unavailable and uncheck the entry that says, “Turn on fast startup (Recommended).
- Then click on Save Changes and restart your computer and see if it has fixed the problem or not.
Option 4 – Run the Hardware and Devices Troubleshooters
- The first thing you need to do is click on Start and then on the gear-like icon to pull up the window for Settings.
- After opening Settings, look for the Update and Security option and select it.
- From there, go to the Troubleshoot option located on the left-hand side of the list.
- Next, select Hardware and Devices from the list and open the Troubleshooter and run it. Once it is doing its job, wait for it to complete the process and then restart the system.
- After the system restarts, check if the problem’s now fixed. If not, refer to the next option given below.