Also, we have a detailed guide about the Realtek HD Audio Manager device type that is not supported error on Windows 11.

What causes the exception code Oxc0000374?

The Install Realtek HD Audio Driver Failure, Error OxC0000374, occurs when you try to install the necessary Audio drivers for the Realtek sound card on your system. Hence, let’s explore possible things that might trigger the problem:

Sound card failure – When the sound card is not intact or working, it can cause the Audio services not responding error. Outdated operating system – Running an outdated OS prevents the system from accessing updates, resulting in bugs impeding hardware devices and drivers’ activities. Issues with the Microsoft UAA bus driver – UAA bus driver for High Definition Audio can interfere with the Realtek driver installation process and cause the 0xc0000374 error. It is because it supports older devices like Realtek 2.51, and installing a new version can cause compatibility problems.

Nevertheless, you can resolve the error by following the troubleshooting steps below.

How can I fix the exception code 0xc0000374?

Before proceeding with any advanced fixes, go through the following:

Turn off background apps running on your computer. Fix network connection issues. Disconnect external audio devices connected to your PC. Restart Windows in Safe Mode and check if the error persists.

If you can’t resolve the error, proceed with the fixes below:

1. Disable Microsoft UAA Bus Driver

Disabling the Microsoft UAA Bus Driver will fix any interference with the Realtek driver installer. Read how to reinstall Realtek Audio drivers & HD Audio Manager on Windows 11 for more steps.

2. Reinstall the Realtek HD Audio device

If the driver isn’t installed, check how to download the Realtek audio driver on Windows 11. SPONSORED

3. Update Realtek driver

Updating the driver will fix bugs that impede its functionality and cause the 0xc0000374 error. If you need a straightforward alternative, you can try using dedicated software, such as DriverFix, which will automatically locate the latest updates after detecting all outdated or missing drivers found on your computer. ⇒ Get DriverFix

4. Add Legacy hardware

Adding legacy hardware installs a Peripheral Controller Interface (PCI), manual configuration, and jumper installation to help run the Realtek Audio device. Alternatively, Realtek Audio Manager can be used to the same effect. If the Realtek HD Audio Manager is missing on your PC, hop here to find the fixes to reverse it. In addition, you may be interested in fixing Realtek HD Audio Manager not working on Windows 11. Also, read about fixing the Realtek audio driver crashing or slowing down on your computer. If you have further questions or suggestions, kindly drop them in the comments section.

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