If you are unable to access USB Drive or USB Device on your computer due to Code 43 error message, you will find below a number of methods to fix this problem in Windows 10.
Windows Has Stopped This Device Code 43
Error Code 43 on a Windows computer is generated by the Device manager and it is usually displayed with the following message.
“Windows has stopped this device because it has reported problems. (Code 43)”
In general, Code 43 error is usually generated due to the device driver failing to load, being unable to communicate with the USB Device or crashing due to a problem.
This could be due to a variety of reasons, ranging from minor glitches and corrupted device drivers to the USB Device becoming corrupted or faulty.
1. Restart the Computer
Many times this problem can be fixed by restarting the computer to fix minor software or hardware glitches causing this problem on your computer.
1. Close all active programs, browser tabs, files and Restart your computer.
2. After the computer Restarts, see if the USB drive or the device that was bothering you is now being recognized by your computer.
2. Disconnect Computer from Power Supply
If the USB Drive or Device is still not being recognized, make sure you try this fix before going to other methods.
1. Shut down the Computer and disconnect from power supply (unplug the Power Cord). If you are using a Laptop, remove the battery.
2. Wait for about 5 minutes > connect Power Supply to the computer and Restart your device.
Don’t be surprised if your Computer is now able to recognize the USB Device. If it does not, try other methods as provided below.
3. Update Device Drivers
The problem might be due to the Device Drivers on your computer not being updated.
1. Right-Click on the Start button and click on Device Manager option.
2. On Device Manager Screen, expand Universal Serial Bus Controllers entry > right-click on the Unknown device and click on Properties.
3. On the next screen, go to Driver tab and click on Update Driver button.
4. On the next screen, click on Search Automatically for updated driver software option.
After installing the updated driver, see if your computer is able to recognize the USB device.
4. Uninstall & Reinstall Device Drivers
The next fix is to uninstall the faulty device driver and make your computer to install the right driver.
1. Right-click on the Start button and click on Device Manager.
2. On Device Manager screen, right-click on Unknown Device and click on Uninstall Device option.
3. Unplug the USB Device from your computer.
4. Reinsert the USB Device, right-click on the Action tab and click on Scan for hardware changes.
5. Change Power Management Setting For USB Root Hub
Sometimes this problem can be caused by the default tendency in Windows 10 to switch OFF Power supply to unused USB ports.
1. Right-Click on Start button and click on Device Manager option.
2. On Device Manager Screen, right-click on USB Root Hub and click on Properties.
3. On the Properties screen, click on Power Management tab and uncheck the option for “Allow the computer to turn off this device to save power” and click on OK.
4. Repeat the above steps for other USB Root Hubs (If any) and Restart your computer.
6. Disable Fast Startup
The Fast Startup feature in Windows 10 has also been blamed for causing this problem.
1. Go to Settings > System > click on Power & Sleep in the left pane. In the right-pane, scroll down and on Additional Power Settings Link.
2. On Power Options Screen, click on Choose What the Power Buttons Do link.
3. On the next screen, scroll down to “Shutdown Settings” and uncheck Turn on fast startup option.
4. Click on Save Changes button.
Restart the computer and see if the USB device is now working on your computer.
7. Disable USB Selective Suspend Setting
The default setting in Windows 10 is to conserve power by suspending power supply to inactive USB devices.
However, this power saving setting can sometimes lead to Code 43 and other types of USB Device Not Recognized Errors in Windows 10.
1. Go to Settings > System > Power & Sleep, scroll down and click on Additional Power Settings Link.
2. On Power Options screen, click on Change Plan Settings link located next to the current Power Plan.
3. Next, click on Change Advanced Power Settings link.
4. On the next screen, click on USB Settings > USB selective suspend setting and select disabled option for “Plugged In” and also for “On Battery” in case you are using a Laptop.
5. Click on OK to save above settings.
8. Check For Updates
Check to see if an update is available for your computer.
Go to Settings > Updates & Security > click on Windows Update in the left pane. In the right-pane, click on Check For Updates button.
If Updates are available, the latest available device drivers will also be installed on your computer.
