Resolving Device Error Code 43 in Windows: A Step-by-Step Guide

Have you ever been stopped in your tracks by a mysterious Error Code 43 on your Windows device? You’re not alone. This error often pops up when Windows doesn’t recognize a device, typically a USB or video card. But don’t worry, we’ve got the fix. In a nutshell, we’ll be diving into the Device Manager, tweaking some settings, and getting your hardware back on track. Let’s get started, shall we?

Step by Step Tutorial: Resolving Device Error Code 43 in Windows

Before we get into the nitty-gritty of fixing this pesky error, understand that we’ll be dealing with device drivers. These are the little pieces of software that let your hardware and operating system communicate. By following these steps, we’ll try to get them speaking the same language again.

Step 1: Restart Your Computer

Turn your computer off and on again.

It’s the oldest trick in the book, but sometimes a simple reboot can clear up the error. This forces your computer to reinitialize everything, including those temperamental drivers.

Step 2: Check the Hardware

Inspect the device causing the error for any physical issues.

Sometimes the problem is as simple as a loose cable or a device not properly plugged in. Make sure everything is connected securely before moving on to the more technical steps.

Step 3: Update the Drivers

Use Device Manager to update the drivers for the problematic device.

Right-click on the Start button, select ‘Device Manager’, find the device in question, right-click on it, and choose ‘Update Driver’. Windows will search for and install any available updates.

Step 4: Uninstall and Reinstall the Device

Remove the device from your computer and then add it back.

In the Device Manager, right-click on the device and select ‘Uninstall’. Then, unplug the hardware and plug it back in. Windows should automatically attempt to reinstall the device and its drivers.

Step 5: Check for Windows Updates

Ensure your operating system is up to date.

Head to ‘Settings’, then ‘Update & Security’, and click on ‘Check for updates’. Keeping your system up to date can prevent and fix various errors, including Code 43.

Once you’ve completed these steps, the Error Code 43 should be resolved, and your device will hopefully be functioning normally again. If the error persists, there might be a deeper issue at play, possibly hardware related.

Tips for Resolving Device Error Code 43 in Windows

  • Always back up your data before making system changes.
  • If you’re not comfortable updating drivers manually, consider using driver update software.
  • Avoid downloading drivers from unauthorized sources as they might be unsafe.
  • If you’re using a USB device, try plugging it into a different port.
  • Check online forums or the manufacturer’s website for device-specific solutions.

Frequently Asked Questions

What is Device Error Code 43?

Error Code 43 is a generic message indicating that Windows has stopped a device because it has reported problems.

Can I fix Error Code 43 myself?

Yes, with some basic troubleshooting steps, you can often resolve this error on your own.

Will updating Windows fix Error Code 43?

It might. Updates can resolve various system issues and improve compatibility with devices.

What if my device still doesn’t work?

If the error continues after these steps, the device may be faulty and might need to be replaced.

Can Error Code 43 cause data loss?

Not typically, but it’s always a good idea to back up your data regularly just in case.


  1. Restart your computer.
  2. Check the hardware for physical issues.
  3. Update the drivers in Device Manager.
  4. Uninstall and reinstall the device.
  5. Check for Windows updates.


Dealing with Error Code 43 can be a bit of a headache, but it’s usually nothing to lose sleep over. With the steps outlined above, you can tackle this issue head-on, and in most cases, get your device back to working order in no time. Remember, keeping your drivers and Windows updated is key to avoiding these sorts of errors in the future. If you’ve tried everything and still can’t shake the error, it might be time to consult with a professional or consider replacing the faulty hardware. Either way, don’t let a little error code intimidate you—you’ve got this! And who knows, resolving Device Error Code 43 might just be the thing that turns you into the tech guru of your circle. Happy troubleshooting!

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