A new unknown USB device error has been reported in Windows 10. This error implies Device Descriptor Failure or Device Descriptor Request Failed. When the error occurs, Windows can’t recognize the USB device. This error can also happen with SD cards. When the error occurs, the USB device suddenly stops working. To fix Device Descriptor Request Failed, you have to follow different techniques.
Why Device Descriptor Request Failed Appears
There are some reasons behind the device descriptor request failed error. The reasons are the following:
- When windows can not find the description of the USB device, this device descriptor error occurs.
- Sometimes connection problems can be a reason for this error. The USB device reports error code 43 when it can not communicate with the computer properly.
- When the drives are corrupted, damaged, or outdated, this request fail may occur.
- Software or hardware components error can cause this fail issue.
- If the BIOS system is not updated to the latest version, this device descriptor request failed may occur.
These are very common reasons for which device descriptor request failure happens.
Fix for Device Descriptor Request Failed
There are some methods by which you can fix device descriptor request failed issue. The methods are as follows:
Checking USB Device and Connection
Step 2: This error can occur for the PC. So, insert the USB drive into another PC to check the problem.
Step 3: If the problem is not in the USB port or PC, then remove the power plug of the power supply from the PC. You have to restart the computer and then insert the USB device again into the port. It can solve the problem.
Updating or Uninstalling the USB Drive
Step 1: In order to update a driver, first, you have to open Device Manager. You have to press Windows key+ R together to open Run commands. Then, type devmgmt.msc in Run and press Enter to open the Device Manager.
Step 2: Then, you have to expand the Universal Serial Bus controllers section. There you have to select the Unknown USB Device (Device Descriptor Request Failed) from the list.
Step 3: Now, you have to right-click on the option and choose Uninstall from the menu. You can follow the screen instructions to remove the device.
Step 4: Once the uninstalling process is finished, you have to reboot the system. After doing so, your driver will automatically reinstall and solve the error.
Disabling the Fast Startup Option
Step 1: First, you have to open the Run window. You have to press Windows key + R in your keyboard to bring up the Run directly.
Step 2: Once you open the Run, you have to type control there and press the OK button. Doing so, the classic control panel will launch in a separate window.
Step 3: Then, you have to select Power Options from the item list. You can change the view mode to the large or small icon.
Step 4: You have to click on the Choose What the power buttons do link. You may find that on the left side of the window.
Step 5: Now, click on the Change settings that are currently unavailable link.
Step 6: Next, go to the Shutdown settings section and make sure the Turn on fast startup (recommended) is not checked.
Step 7: Finally, click on the Save changes option and restart the computer.
Charging USB Selective Suspend Setting
Step 1: First, you have to open the Run. You can press Windows key+ R on the keyboard to bring the Run directly.
Step 2: Then, you have to type Control there and click Ok. It will launch the classic control panel in a separate window.
Step 3: You have to select Power Options from the list.
Step 4: You have to click Show additional plans. It will reveal the hidden file section.
Step 5: Now, you have to click the Change settings that are currently unavailable link. You may have to give administrative permission which is the admin password.
Step 6: You have to select the high-performance plan there. After selecting it, you have to click the Change plan settings link.
Step 7: Then, you have to click Change Advanced power settings.
Step 8: Next, you have to click the Change settings that are currently unavailable link. You can be prompted for admin confirmation.
Step 9: You have to locate and expand USB settings and then USB selective suspend setting. Disable the On battery and Plugged in option.
Step 10: Finally, you have to click Ok and restart the computer.
Running the Hardware and Device Troubleshooter
Step 1: First, you have to open the Settings. You can open it from the Start menu or press Windows key+ I to open it directly by clicking on the keyboard.
Step 2: Then, you have to select the Update & Security tab.
Step 3: You have to choose Troubleshoot from the menu. You may have to scroll down to find the option.
Step 4: Now, you have to select the Hardwire and devices troubleshoot. You have to choose to Run the troubleshooter.
Step 5: Finally, you have to follow the on-screen instructions and identify the issues related to the USB port or any hardware. After selecting an issue, choose the appropriate action to fix the error.
Removing USB and Scan for Hardware Changes
Step 1: First, you have to uninstall the current problematic USB device.
Step 2: After uninstalling it, you have to open the device manager.
Step 3: You have to click Action from the header menu.
Step 4: then, you have to select Scan for hardware changes from the menu.
Step 5: Now, you have to wait for the system to recognize all the hardware changes.
Step 6: Finally, you have to plug the USB in again to check if the error is fixed or not.
Repairing Bad Sectors for the Malfunctioned USB Drive
Step 1: First, you have to launch DiskGenius.
Step 2: Then, you have to select the USB drive. You may find the option from the left plane.
Step 3: Now, you have to click the Disk menu and select Verify or repair Bad sectors from the menu.
Step 4: You have to click the Start Verify button below. It will allow the software to scan your USB drive.
Step 5: You have to wait to complete the scanning process. After finishing the process, DiskGenius reports the bad sectors. If the software detects any bad reports, simply click Repair to fix them.
Step 6: Finally, the software will prompt to repair bad sectors damages data. You have to create a backup and click OK to continue.
Updating Driver Software for Generic USB Hub
Step 1: First, you have to right-click on the Start menu and select Device Manager from the menu.
Step 2: Then, you have to browse the list and expand Universal Serial Bus controllers.
Step 3: Now, you have to right-click on the Generic USB Hub entry and select Update Driver Software from the menu.
Step 4: There will pop up the Update Driver Software Generic USB Hub window. You have to select Browse my computer for driver software.
Step 5: Next, select Let me pick from a list of device drivers on my computer.
Step 6: Finally, select Generic USB Hub and click Next. You have to wait for the installation to finish.
The Device Descriptor Request Fail is a very common USB problem in Windows 10. These are some reasons behind this error. But there are some simple and effective methods to fix the issue.