[Fix] Device Descriptor Request Failed Code 43

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This message Device descriptor request failed code 43 is a new device descriptor error message reported by the Windows OS users. When you open the device manager, you will see some yellow error signed USB devices under the Universal Serial Bus controllers. If you want to check their properties, you will get an error message. This error message can also occur with the SD card and when the error occurs, the computer is no longer able to read the card. This error indicates that the USB device or the hard disk is faulty. So, how to fix device descriptor request failed code? There are some methods below to fix the error. Sometimes, Clean Is Not Allowed in this disk because of the Current Boot.

Failed Code 43

Reasons Behind Device Descriptor Request Failed Code 43

There are reasons behind the error- unknown USB device (device descriptor request failed) code 43 in Windows 10 and other versions. The reasons are following:

[Fix]: Device Descriptor Request Failed Code 43

Unknown USB device descriptor request failed code 43 error can be solved in many ways. We will discuss several methods to give the device driver error code 43 solution.

Method 1: To USB code 43 Windows 10 Fix: Reinserting the Power Supply

Step 1: First, you have to remove the power plug from your Laptop to disconnect the connection.

Step 2: Then, you have to plug in the supply again.

Step 3: Now, you have to reboot your computer.

Step 4: Finally, you have to connect the USB device to the USB port and check the USB error code 43.

Method 2: Reinstall Unknown USB Device Latest Driver and Fix Error Code 43

Step 1: First, you have to open Device Manager on your computer system. For this, you have to right-click on the Start menu button and select Device Manager from the menu.

Step 2: Once you open the device manager, under Universal Serial Bus Controllers, you have to find the Unknown USB Device (Device Descriptor Failure) item. It will be with a yellow error sign.

Step 3: Now, you have to right-click on Unknown USB Device (Device Descriptor Failed) and select Uninstall the problematic device from the menu bar.

Step 4: Next, you have to unplug the USB device from your computer. And, again plug in the USB.

Step 5: Finally, you have to click on Scan for hardware changes on the device manager window scan for hardware changes. Then, check the error again.

Method 3: Disable USB Selective Suspend Settings to Solve Unknown Device Code 43

Step 1: First, you have to open the Power Options on your computer.  For this, you have to right-click on the Start menu button and select Power Options from the menu.

Step 2: Then, you have to open the Power Options settings window. There, you have to find the Additional power settings and click on them. You will find it under Related settings.

Step 3: Now, under the selected plan, you have to click on Change plan settings.

Step 4: Next, you have to select Change advanced power settings from the Edit Plan Settings window,

Step 5: After that, you have to find the USB Settings and open it.

Step 6: After that, you have to open the USB selective suspend setting. There, you have to set the status of the entries to Disabled.

Step 7: Finally, you have to click on Apply and then on OK.

Method 4: Turn Off Fast Startup 

Step 1: First, you have to open the Control panel on your computer. For this, you have to go to the search engine and type the Control panel. From the results, you have to choose Control Panel.

Step 2: Once, you open the control panel, you have to select Choose what the power button does. You will find it on the left side of the window.

Step 3: Now, you have to select Change settings that are currently unavailable.

Step 4: Next, you have to uncheck the box next to the Turn off fast startup (recommended). You will find it under Shutdown settings.

Step 5: After that, you have to click on Save changes to save.

Step 6: Finally, you have to restart your computer and check the error.

Method 5: Troubleshoot the Windows Error Code 43

Step 1: First, you have to open Troubleshoot on your computer. For this, you have to type Troubleshoot in the search engine and select Troubleshoot from results.

Step 2: Once you open the Troubleshoot window, you have to select Hardware and Devices.

Step 3: Now, you have to wait until the Windows operating system complete to check the issues.

Step 4: Next, you have to click on Apply this Fix or Apply Repair Automatically button according to the option that appears on your screen. 

Step 5: Finally, you have to restart your computer and check the error.

Method 6: Update USB Device’s Drivers to Fix Code 43

Step 1: First, you have to open the Device Manager. For this, you have to right-click on the Start and select Device Manager.

Step 2: Then, you find the Unknown USB Device (Device Descriptor Failure). You will find the option under Universal Serial Bus Controllers.

Step 3: You have to right-click on Unknown USB Hardware Device (Device Descriptor Failure) and select the  Update Driver from the menu.

Step 4: Now, you have to click on Search automatically for updated driver software.

Step 5: Finally, you have to wait to complete the process and then restart your computer.

Method 7: Uninstall USB Root Hub Drivers

Step 1: First, you have to open the Device Manager. For this, you have to right-click on the Start button and select Device Manager from the menu.

Step 2: Then, you have to expand Universal Bus Controllers. You have to right-click on the first USB Root Hub and select Uninstall device from the menu bar.

Step 3: Now, you have to uninstall all the USB Root Hub devices.

Step 4: Finally, you have tore start your computer.

Method 8: Update Generic USB External Device Hub

Step 1: First, you have to open the Run on your computer. For this, you have to press Windows Key + R together to open Run.

Step 2: Once you open the Run, you have to type ‘devmgmt.msc’ and press ENTER, and open Device Manager.

Step 3: Now, you have to find the Universal Serial Bus controllers.

Step 4: Next, you have to right-click on “Generic USB Hub” and select ‘Update Driver Software’.

Step 5: After that, you have to click on the ‘Browse my computer for driver software’

Step 6: After that select the ‘Let me pick from a list of drivers on my computer’.

Step 7: In this step, you have to select ‘Generic USB Hub’ and then click Next.

Step 8: You have to wait until the process is finished and then click Close. You have to do the same thing for all the ‘Generic USB Hub’ displayed there.

Now, you have to check the error. If the error is still happening, you have to go for Universal Serial Bus Controllers.

Step 1: First, you have to open Device Manager. For this, you have to open the Run dialog box. Once it opens, you have to type devmgmt.msc there and click OK to open Device Manager.

Step 2: Then, you have to click on Universal Serial Bus Controllers. There, you have to find “Unknown USB Device (Device Descriptor Request Failed)”. You can see a yellow error sign there.

Step 3: Now, you have to right-click on it and select Uninstall from the menu bar.

Step 4: You have to wait to complete the uninstall process and then, restart the computer. Windows will reinstall the device itself.

Step 5: Finally, if Windows can’t install the drive, you have to reinstall them manually.

Method 9: Check and Repair Bad Sectors for the Malfunctioned USB Device

Step 1: First, you have to download and launch DiskGenius on your computer.

Step 2: Then, you have to select the USB drive which you want you to check. You have to click the “Disk” menu at the top of the window.

Step 3: Now, you have to select “Verify or Repair Bad Sectors” from the menu.

Step 4: Next, you have to click the “Start Verify” button to start scanning the USB flash drive.

Step 5: You have to wait until the process is finished. If there are any bad factors, you have to click the “Repair” button to get them repaired.

Step 6: Finally, you have to back up your files and click  OK to continue.

Conclusion

There are some solutions to this error message Failed Code 43. If you know the reason for the device status code 43 error, you can apply a particular method to fix the problem. And, if you don’t know why this error occurs, you have to try the methods one by one to fix it. You can solve these errors easily if happen: error code 0x800705b4, error code 80070490, and boot selection failed problem.

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