Fix Error Code 43 for USB in Windows 10 & Recover Data

How do I fix Code 43 Error and make my storage device work again? On this page, we’ll provide a complete guide to help you effectively resolve the USB flash drive error code 43 issue without losing any data.

Fixes Code 43 Error on USB/External Hard Drive in Windows 10

3 Quick Tips to Fix Code 43 Error:

  1. Reconnect Device – Unplug & replug device, switch USB port.

2. Replace Connection Cable – If the cable is broken, change a new one and reconnect the device to PC.

3. Restart PC – Unplug the problematic device, reboot PC. When PC restarts, reconnect and check the device.

After this, open disk management and see if your drive is detectable. If yes, turn to reliable data recovery software as shown at the end of this page to recover all your precious data first.

If the error code 43 still exists on your USB or other devices, there are four effective ways for you to apply:

Workable SolutionsStep-by-step Troubleshooting
Fix 1. Update Device DriverUpdate the device driver > roll back the USB driver > reinstall the device driver…Full steps
Fix 2. Reinstall USB Hub DriverGo to the “Driver” tab and choose “Disable Device” > “Enable Device”…Full steps
Fix 3. Re-enable the DeviceGo to the “Driver” tab and choose “Disable Device” > “Enable Device”…Full steps

Error: Unknown Device – Windows Has Stopped This Device with Code 43

Don’t worry if your USB flash drive or external USB drive is not recognized due to Code 43 error

What is Error Code 43?

Code 43 error, it’s one of the Device Manager error codes which says “Windows has stopped this device because it has reported problems. (Code 43)”.

What happens if Code 43 exists on your device?

When you get error code 43 with your USB or other hardware devices, your devices will properly become:

  • Unreadable
  • OS notify drive failure
  • Unrecognizable by computer
  • Files inaccessible, etc.

So how to fix this error and make your drive work properly again? In the next part, we’ll guide you to address this issue effectively.

Method 1. Update Device Driver to Fix Unrecognized Code 43 Device

If your USB has a hardware problem or its driver or driver software is falling, you can try to install the latest drivers for your USB drive. It’s very likely that installing the latest drivers for the device will remove the code 43 error.

Option 1. Update USB/Device Driver

Step 1. Go to “Search”, type device manager, and choose “Device Manager” from the result. 

Step 2. Find and right-click the problematic device and choose “Properties”.

Step 3. Click “Driver” and then choose “Update Driver”.

Step 4. Click “Search automatically for updated driver software”.

Solution 2. Roll Back the USB Driver

If you have updated the device driver before the error code 43 occur, rolling back the device driver could be one of the choices to fix the issue.

Step 1. Open “Device Manager”.

Step 2. Right-click your device driver and choose “Properties”.

Step 3. Go to “Driver” > “Roll Back Driver”.

Method 2. Reinstall the Device Driver to Fix Code 43 Error

Some users have also reported that reinstalling the device driver to fix error code 43 in Windows 10. Try to uninstall and then reinstall your USB driver:

Step 1. Press Windows + S keys, search Device Manager, and click to open it. 

Step 2. Expand disk drive and right-click the malfunctioning device, and then click “Uninstall”.

When a warning message appears that you are uninstalling a device from your system, click “OK”. 

Step 3. Right-click your computer name in Device Manager and click “Scan for hardware changes”.

The Device Manager scans your system and automatically reinstalls your device.

Step 4. Right-click the device and click “Properties”.

Step 5. On the General tab of the device Properties dialog box, in Device status, you should see the message “This device is working properly”.

Method 3. Re-enable the Device to Remove Code 43 Error

If you have tried method 2, you may be quite familiar with Device Manager now. To re-enable your USB, you just need to go to:

Step 1.  Open Device Manager, expand Disk drives.

Step 2. Right-click the problematic device with Code 43 error, select “Disable Device”.

Step 3. Click “Yes” to confirm.

Step 4. Re-click the device and select “Enable Device”.

Step 5. Restart the computer to keep all changes.

After this, you can check if your device is functioning properly now. 

IMPORTANT: Recover Data from USB with Code 43 Error in Windows 10

For the case that code 43 USB error may cause Windows OS to fail to detect or recognize USB drive, making USB data inaccessible. It’s quite necessary to learn to recover data from a not-recognized external drive.

As long as your device can be detected by Disk Management, you can recover lost, inaccessible, unreadable data from external USB flash drives with Code 43 error.