What is RtkAudUService64.exe on Startup & its Errors

Published by Nyau Wai Hoe - Updated on

The RtkAudUService64.exe executable file is an integral component of the Realtek HD Audio driver package. Specifically designed for Windows-based computers, including Windows 11 and Windows 10, this file is launched as a startup process to provide essential services for the proper functioning of the Realtek audio driver. However, at times, users may encounter errors related to this file, which can impact the audio functionality of their system. In this article, we will explore what RtkAudUService64.exe is, its role during startup, and common errors associated with it.

Also see: How to Update Realtek Drivers in Windows 11

What is RtkAudUService64.exe on Startup

What is RtkAudUService64.exe?

RtkAudUService64.exe is a 64-bit executable file that belongs to the Realtek HD Audio driver software. Realtek HD Audio is widely used in Windows-based computers to manage the audio output and input features of the system. This driver package provides high-quality audio playback, recording, and other audio-related functionalities.

The RtkAudUService64.exe file is specifically responsible for launching and managing the Realtek Audio Service during system startup. It ensures that the audio driver is initialized correctly and ready to provide optimal audio performance. By running in the background, this service allows users to seamlessly utilize their computer’s audio capabilities without manual intervention.

Useful tip: How to See What Drivers Are Installed in Windows 11


RtkAudUService64.exe on Windows startup

As part of your system’s startup processes, RtkAudUService64.exe typically initiates whenever you turn on your Windows computer. This startup feature is necessary because the Realtek HD Audio drivers depend on this service to manage the audio functionalities of your computer effectively.

Starting the process as the system boots up ensures that the audio management functions are available as soon as you start using your computer. This immediate availability is especially important for systems where audio plays a crucial role, such as multimedia editing workstations or home theater PCs.

Learn more: How to Disable Startup Services on Windows 11 or 10

Is RtkAudUService64.exe safe, or could it be malware?

While RtkAudUService64.exe is generally a safe process, there’s a chance that malware could masquerade under its name. In legitimate cases, the RtkAudUService64.exe file is usually located in C:\Windows\System32\DriverStore\FileRepository\realtekservice.inf_amd64_3dd75df32535321a\ or in the C:\Windows\System32\DriverStore\FileRepository directory. If you find this file in any other location, it might be a red flag indicating a malware impersonation.

If you notice unexpected system behavior like high CPU usage, random reboots, or other anomalies, it’s advisable to conduct a full system scan with a reliable antivirus software.

Is RtkAudUService64.exe safe or malware

However, remember that not all high CPU usage scenarios are a cause for concern. There are valid situations, like during heavy audio processing tasks, where RtkAudUService64.exe may legitimately use more resources. Understanding the context is key to identifying potential malware threats.

Recommended guide: How to Limit CPU Usage of a Process in Windows 11

Do I need RtkAudUService64.exe?

This question ultimately depends on your computer setup. If your system uses Realtek HD Audio for sound functionalities, you’ll need RtkAudUService64.exe to ensure those functionalities operate smoothly. This process is integral to providing high-quality audio playback and recording. Without it, your audio capabilities may be impaired, potentially impacting various aspects of your computer usage, from entertainment to professional tasks.

Can I disable RtkAudUService64.exe?

Technically, you do have the option to disable RtkAudUService64.exe. However, it’s essential to note that this isn’t generally advisable unless you’re experiencing significant, unresolved issues that severely impact your system’s performance or stability. This service is necessary for the Realtek HD Audio drivers to operate correctly, so disabling it could lead to compromised audio functionalities, such as lack of sound or reduced sound quality.

If you’re considering this route, make sure to explore other solutions first, such as updating, repairing, or reinstalling the Realtek drivers.

Disable RtkAudUService64.exe

RtkAudUService64.exe errors and troubleshooting

While RtkAudUService64.exe is generally safe and reliable, users may sometimes encounter issues linked to it. Below, we look into these common problems and how you can troubleshoot them.

RtkAudUService64.exe Application and System Error

Application or system errors related to RtkAudUService64.exe often point towards a problem with the Realtek audio drivers themselves. This could be due to drivers being outdated, incorrectly installed, or partially uninstalled.

RtkAudUService64.exe Application Error

To resolve these errors, you’ll usually need to update your drivers. Here’s a step-by-step guide on how to accomplish this:

  1. Press Win + X and choose Device Manager from the menu.Open Device Manager via Win X
  2. Navigate to the “Sound, video, and game controllers” section. Here, you’ll see a list of all the audio-related devices and drivers installed on your system.
  3. Look for “Realtek High Definition Audio” or a similar entry, right-click it, and select “Update Driver“. This command prompts your system to search for and install any available updates for the Realtek drivers, potentially resolving any errors.RtkAudUService64.exe System Error

If the issue persists after updating, it might be worth trying to completely uninstall and then reinstall the Realtek audio drivers.

Related resource: How to Download Realtek HD Audio Manager Windows 11/10

RtkAudUService64.exe Bad Image or missing file issues

These errors usually pop up when the RtkAudUService64.exe file becomes corrupted or is inadvertently deleted. A variety of factors could contribute to this situation, such as a failed system update, an abrupt shutdown, or even an attack by malware.

RtkAudUService64.exe Bad Image

In these cases, the most straightforward solution is to reinstall the Realtek HD Audio drivers. The reinstall process should replace the missing or corrupted RtkAudUService64.exe file with a fresh, functional version.

RtkAudUService64.exe stopped working

If RtkAudUService64.exe stops working, it can potentially disrupt your system’s audio performance. This disruption could result from a conflict with another process, a system error, or outdated drivers. Restarting the process or your system might resolve the issue. If the problem persists, try updating or reinstalling the Realtek drivers.

Faulting application name RtkAudUService64.exe

A faulting application log concerning RtkAudUService64.exe in your system’s event viewer indicates that the process has crashed or encountered a significant problem. This could be due to reasons like driver conflicts, malware, or other system errors. Reinstalling or updating the Realtek HD Audio drivers often resolves these issues.

How to remove RtkAudUService64.exe?

If you’ve tried all troubleshooting methods and still face issues with RtkAudUService64.exe, you might consider removing it. The process is essentially tied to the Realtek HD Audio drivers, so “removing” it would imply uninstalling these drivers. However, without a replacement sound driver, this would leave your system without its primary audio management software, which can lead to an absence of sound.

Relevant guide: How to Uninstall Drivers in Windows 11

Remove RtkAudUService64.exe

How to download RtkAudUService64.exe?

If you need to reinstall or update RtkAudUService64.exe and the associated Realtek audio driver, the most recommended and straightforward method is to update the driver via either Device Manager or by running Windows Update. However, if you prefer to manually download and install the driver, you can visit the official Realtek website at:


RtkAudUService64.exe download

On their website, you’ll find a range of drivers for different Realtek audio codecs and hardware. You can search for the specific driver you need or browse through the available options. Be sure to download the driver that corresponds to your operating system and audio hardware to ensure compatibility.


RtkAudUService64.exe is a piece of software that’s a key part of how your computer deals with sound. It’s part of a set of programs called Realtek High Definition Audio drivers, which control how your computer plays and records audio. These drivers and the RtkAudUService64.exe process are generally pretty good at doing their job, but like anything, they can sometimes have issues.

If you don’t have any problems with how your computer sounds, and your antivirus program isn’t flagging RtkAudUService64.exe as a problem, then there’s no need to worry about it. It’s just quietly working away in the background to keep your sound running smoothly. However, it’s always a good idea to keep your computer’s drivers up to date, as this can help stop problems before they start. If you do run into any issues, remember the solutions we’ve talked about in this article, like updating or reinstalling the drivers.

Nyau Wai Hoe
Nyau Wai Hoe is the Founder and Chief Editor of WindowsDigitals.com. With a degree in software engineering and over 12 years of experience in the tech support industry, Nyau has established himself as an expert in the field, with a primary focus on the Microsoft Windows operating system. As a tech enthusiast, he loves exploring new technologies and leveraging them to solve real-life problems.

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