How to Fix Critical Error Code 43 in Windows 10

If you are experiencing Critical Error Code 43 on your Windows 10 system, it can be frustrating and disrupt your workflow. This error commonly indicates that the device driver has failed to start, leading to problems in the operation of connected devices. Fortunately, several effective methods can help you resolve this issue.

Method 1: Update Device Drivers

One of the first things to try is to update your device drivers. To do this, follow these steps:

1. Right-click on the Start menu and select Device Manager.
2. Locate the device listed with the Critical Error Code 43.
3. Right-click the device and choose “Update Driver.”
4. Select “Search automatically for updated driver software.”

Once updated, restart your computer and check if the issue is resolved. For more detailed instructions on driver updates, visit Microsoft Support.

Method 2: Uninstall and Reinstall Device

If updating the driver does not fix the problem, you may need to uninstall and then reinstall the device. Here is how:

1. Go back to Device Manager and right-click the problematic device.
2. Select “Uninstall device.”
3. Restart your computer to allow Windows to automatically reinstall the device.

After your system boots up, check again for the Critical Error Code 43.

Method 3: Check Device Hardware

In some cases, the error may originate from a hardware issue. Ensure that the device is properly connected and functioning. Try connecting it to a different USB port or another computer if possible.

For further assistance, refer to Windows Central for troubleshooting USB devices.

Method 4: Perform System Restore

If nothing else works, you can perform a system restore to revert your Windows 10 to a previous state. This can resolve software-related issues that may be causing the Critical Error Code 43.

To perform a system restore, navigate to Control Panel > Recovery > Open System Restore and follow the prompts.

With these methods, you should be able to resolve the Critical Error Code 43 in Windows 10 and restore your device to full functionality. For additional help, feel free to check community forums or reach out to Microsoft support.

For more “Windows 10” solutions, please check our Windows 10.