Fix: HDAUDBUS.SYS issues and errors in Windows 10

Fix: HDAUDBUS.SYS issues and errors in Windows 10

Here we can see, “Fix: HDAUDBUS.SYS issues and errors in Windows 10”

  • Have you encountered a missing/corrupted/not working hdaudbus.sys error in Windows 10?
  • It’s fairly usual to get a hdaudbus.sys with BSOD; therefore be prepared to know how to fix it.
  • A good hdaudbus.sys latency repair ensures that your OS is up to date and drivers are installed.
  • In Command Prompt, there’s also a quick way to fix hdaudbus.sys problems.

Because the Microsoft hdaudsbus.sys file is missing from your Windows device, you may have received numerous error warnings or even the blue screen of death (BSOD).

You may receive the following error messages as a result of this file:

    • The program will not start because hdaudbus.sys is missing from your computer, the program will not start. To resolve this issue, try reinstalling the software.
    • The file hdaudbus.sys is missing.
    • hdaudbus.sys has been corrected.
    • hdaudbus.sys is not available.

You’ll learn why the high-definition audio bus driver reacts the way it does in the tutorial below. And no matter what mistake you’re having, this article will show you how to solve it in a few simple steps.

Remember to conduct a few virus and malware scans on your Windows device to ensure that it isn’t infected with these risks.

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How to fix Microsoft hdaudbus.sys. on Windows 10?

1. Run a third-party troubleshooter

Third-party software can also assist you by setting a restore point before beginning the repairs, allowing you to quickly restore your system to a previous version if something goes wrong.

Your PC should normally perform after the repair process is completed, and you won’t have to worry about BSoD issues or slow reaction times again.

2. Check for updates

    1. Type settings into the search field and double-click the first result.
    2. Select Update & Security from the Settings window.
    3. Go to Update and select the Check Now option.
    4. Your computer should now begin searching for any available updates for your device.
    5. After the updates have been discovered, select Update history.
    6. If you haven’t already, install any available updates that appear in the next window.
    7. When you click to install updates, you may be prompted by a user account control notice. To allow the update to be installed, select Yes.
    8. Restart your device after the updates have finished installing.
    9. Check to see if the hdaudbus.sys error is still present.

3. Download the latest audio/ display drivers

    1. DriverFix will automatically detect and download all of your PC’s outdated drivers.
    2. You can also go to the website of the maker of your audio/display driver and download the most recent driver versions for your Windows device.
    3. If you can’t find a driver that works, right-click the driver file in Device Manager.
    4. Select Properties from the drop-down menu that appears.
    5. Choose the Compatibility tab from the drop-down menu.
    6. Click the checkbox next to Use Compatibility mode to run this software.
    7. Select the operating system that the driver is compatible with from the drop-down menu.
    8. To complete the driver installation, follow the on-screen instructions.
    9. You must reboot your Windows device after installing the driver.

4. Scan your system for malware

Do a comprehensive virus scan using your antivirus software to check for potential virus or malware infections.

Reboot your device when the check is completed to see whether the hdaudbus.sys error notice appears.

If you haven’t yet installed an antivirus, this list of the top antivirus products for Windows 10 may assist you in deciding which one to use.

5. Troubleshoot regsvr32 hdaudbus.sys in Command Prompt

    1. Type cmd into the search box.
    2. Run as Administrator by selecting the Command Prompt icon.
    3. Select the Yes button if prompted by a UAC window.
    4. Enter the following command in the command prompt window and click Enter:
        • regsvr32 hdaudbus.sys
    5. After the process is completed, reboot your device.
    6. Check to see whether the error message hasn’t disappeared.

6. Clean your Registry

    1. Restart Command Prompt as Administrator.
    2. Hit Enter after typing sfc /scannow.
    3. Wait until SFC has finished scanning your system and has fixed any faulty files.
    4. Your computer should be restarted.

If you’re still experiencing this issue, some Registry keys may be missing or corrupted.

Fortunately, the System File Checker can swiftly resolve this issue. It will fix any problems discovered in the Registry.

Installing and running a registry cleanup can also be beneficial. If you haven’t already, have a look at our list of the best Registry cleaners for Windows 10 if you haven’t before.

7. Launch System Restore

    1. Before you begin, make a backup of your critical files and folders.
    2. Activate the Control Panel.
    3. Go to the search box and type recovery into it.
    4. Go to Open system restoration by selecting the Recovery icon.
    5. Follow the on-screen steps to complete the system restore and return your device to a previous state without a problem.

8. Unplug all peripherals

Some customers reported that unplugging all of their computer’s accessories helped them resolve the issue.

So, simply unplug all of your accessories (particularly your microphone and other media players) and restart your computer.

Wait a few minutes before reconnecting your peripherals one by one.

9. Check for overheating issues

If you’re using Windows 10 on a laptop, you should also look for signs of overheating.

Overheating is, in fact, one of the most common root causes of BSOD issues.

If your computer becomes excessively hot, turn it off and unplug the power cord. Wait around 10 minutes before restarting it to check whether the problem persists.

You might also wish to buy a cooler or install one of these cooling software options on your laptop.

10. Reinstall Windows 10

If the methods above do not work for you, you will need to perform a complete Windows 10 OS reinstall.

If you carefully follow the methods above, you’ll be able to resolve your hduadbus.sys error message in no time.


I hope you found this guide useful. If you’ve got any questions or comments, don’t hesitate to use the shape below.

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User Questions


1. LatencyMon reports it as an issue with HDAudBus.sys – Reddit

1803 introduced constant audio microstutter – LatencyMon reports it as an issue with HDAudBus.sys from Windows10

2. [Windows 7+8] Hdaudbus.sys taking up to 12 percent of my 

[Windows 7+8] Hdaudbus.sys taking up to 12 percent of my cpu in "System Interrupts." from techsupport

3. BSODs by HDAudBus : r/XMG_gg – Reddit

BSODs by HDAudBus from XMG_gg