If you are trying to install Realtek Driver and getting “Install Realtek HD Audio Driver Failure, Error OxC0000374 “. Then you are on the right website, we will help you to rectify this error easily.

In this guide, we will learn How to Fix Realtek HD Audio Driver Failure, Error Code OxC0000374. I also had a similar issue and I spent a lot of time learning how to fix it. It took me 15 hours to find the right solution. So I decided to write about it. I hope it saves your time.

In this post, we will attempt to determine the probable source of the issue as well as give relevant remedies to assist you in resolving the problem.

This problem can occur in a variety of circumstances, and there is more than one probable reason. However, in certain situations, this problem is caused by a faulty sound card. This problem cannot be resolved with software and will necessitate the replacement of your sound card.

Update Realtek Audio Driver

Method 1 : Through Device Manager

You can update your Realtek sound card’s driver through Device Manager. To do this:

Step 1: Press Windows Key + X

Step 2: Select Device Manager

Step 3: Expand Sound, video, and game controllers

Step 4: Right-click on Realtek High Definition Audio

Step 5: Select Update Driver Software

Step 6: Select Search automatically for updated driver software

If there are any drivers that windows find it should install them automatically, however it might say that the best drivers are up to date, if you want you can click on search for updated drivers.

Before installation make sure you are installing the correct version. To check the correct version of Realtek HD audio software, perform the following step.

Step 1: Click Start.

Step 2: Right-click Computer, and then click Properties.

Step 3: At the left pane, click Device Manager.

Step 4: Double-click the Sound, video, and game controllers category.

Step 5: Double-click Realtek High Definition Audio Driver.

Step 6: Click the Driver tab.

Step 7: Check Driver Version.

Method 2 : Manually

To manually update your Realtek audio driver you need to follow these steps:

Step 1. The very first thing you need to do is to download the driver from our website.

(You can download it from here)

Step 2. After you have downloaded the driver, you need to unzip it to a folder on your desktop or any other place.

Step 3. When the download is complete, you must run the setup file (Make sure that you are logged on with an administrative account).

Step 4. You must follow the instructions that will be displayed on your screen.

Step 5. When you are finished, you must restart your computer.

Enable Realtek Audio Manager at Startup

Right-click on the Start button and launch the Task Manager.

Go to the Startup section.

Look for the Realtek HD Audio Manager.

If the status is Disabled, right-click it and select Enable from the drop-down menu.

Restart the system

Rollback Realtek driver to the previous version

If you tried to manually update the driver for your Realtek high definition audio device, the incompatible driver you downloaded is most probably causing issues. As a result, roll back the driver to resolve the issue. Here are the actions you must take to accomplish this.

• Go to Device Manager by pressing the Windows + R keys, type “devmgmt.msc” into the Run box, and clicking OK.

• Select the Sound, video, and gaming controllers category.
• Right-click the Realtek high definition audio device and select Properties.

• Navigate to the Drivers tab and click the Roll Back Driver button.

• To complete the rollback, click OK and follow the onscreen instructions.
• Restart your computer.

Disable the Microsoft UAA Bus Driver for HD Audio

Expand the System Devices section in the Device Manager.

Look for Microsoft UAA Bus Driver for High Definition Audio.

Right-click it and select Disable from the drop-down menu.

Navigate to Apps & Features in Windows Settings.

Uninstall the driver by clicking on Realtek High Definition Audio Driver.

Now go to Device Manager and right-click on the deactivated Microsoft driver.

From the drop-down option, select Uninstall.

After that, reinstall the Realtek HD Audio Driver.

Add Legacy hardware

Go to Device Manager by pressing the Windows + R keys, type “devmgmt.msc” into the Run box, and click OK.

Select the Action tab.

From the drop-down box, search for and choose Add legacy hardware.

Select the radio option for Search for and install hardware automatically by clicking the Next button (Recommended)

Check Cable Connection And Volume

If your cable connection is loose, then also you may get a Realtek high definition audio controller not working. Check that all of your speaker and headphone connectors are correctly attached and are not plugged into the wrong jack or are loose.

Check that the power and volume controls are turned on. The headphones are properly plugged in; nevertheless, the speakers may not operate if the headphones are plugged in.

If you check the cable connection and volume control, you should be able to hear the sound; if not, move on to alternative solutions.

Configure Windows Audio Service

If you’re familiar with Windows PCs, you’re probably aware of how important Windows services are for the proper functioning of any software or hardware. If your Realtek audio device is not working on your PC, there may be a problem with your system’s Windows Audio Service. To resolve the issue, you must configure it. Here’s how you can go about it.

Step 1: Launch the Windows Run program by pressing the Windows + R keys at the same time.

Step 2: Next, type ‘services.msc’ into the text box and press the OK button.

Step 3: Navigate to the Windows Audio folder and right-click on it.

Step 4: Go to the Properties

Step 5: In the General tab, select Automatic as the Startup type.

Step 6: Now press the Start button.

Step 7: Finally, click OK to complete the configuration by selecting Apply.

Update Windows

The Realtek audio driver is probably incompatible with your out-of-date version of Windows. If that’s the case, you’ll need to update Windows to fix the “Realtek audio driver not working” problem. Here are the actions you must take to do this.

Step 1: Navigate to your operating system’s Settings menu. You can do this by right-clicking the Start button and selecting Settings.

Step 2: Next, navigate to and select the Updates & Security settings option.

Step 3: Select Windows Update from the left menu.

Step 4: Now, click the Check for updates button to see if there are any available updates.

If an update for your operating system is available, it will be downloaded and installed automatically.

Restore Previous Version Of Windows

If you started experiencing Realtek (R) audio not working issues after updating your operating system, the problem could be with the Windows update. It is simple to fix by restoring the prior version of Windows using the restore points. Here are the instructions that must be followed.

Step 1: Launch the Windows Run application by pressing the Windows + R keys at the same time.

Step 2: Next, type “rstrui” into the text field and press the OK button.

Step 3: In the System Restore wizard, click the Next button.

Step 4: Next, choose the Show more restore points option.

Step 5: Press the Next button.

Step 6: Next, choose a suitable restore point.

Step 7: Press the Next button.

Step 8: Finally, click the Finish button to complete the restoration.

Congratulations!! Go ahead and give yourself a treat. You did a great job and successfully installed Realtek HD Driver.

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Thanks !! You are awesome