How to Fix Realtek Digital Output Has No Sound: 4 Effective Methods

When your Realtek Digital Output has no sound, troubleshooting the issue becomes crucial to restore your audio experience. Realtek sound cards are widely used in computers, but encountering a lack of sound through the digital output can be frustrating. Understanding the potential causes and steps to resolve this problem can help you get your audio back on track.

In this guide, we’ll explore common reasons for the absence of sound through effective methods to fix this issue.


What Triggers the Realtek Digital Output Has No Sound Error?

Here are some common triggers that can cause the “Realtek Digital Output Has No Sound” error:

  • Incorrect settings: Misconfigured audio settings or incorrect playback devices can lead to a lack of sound through the digital output.
  • Driver issues: Outdated or corrupted Realtek audio drivers may hinder the proper functioning of the digital output, resulting in no sound.
  • Hardware problems: Faulty cables, damaged connectors, or hardware malfunctions can disrupt the audio output.
  • Software conflicts: Conflicting software or applications interfering with the audio output settings can cause sound issues.
  • Disabled audio services: Disabled or malfunctioning audio services within the system can lead to a lack of sound through the digital output.

Identifying and addressing these triggers can help in resolving the “Realtek Digital Output Has No Sound” error effectively.

How to Fix Realtek Digital Output Has No Sound Issue on Windows?

Method 1: Set the Speakers as Default Device

Setting the speakers as the default playback device can often rectify the “Realtek Digital Output Has No Sound” issue by ensuring the system routes audio through the correct channel. Here are the steps to follow:

Step 1: Right-click on the sound icon in the taskbar and select “Open Sound settings” or navigate through Control Panel > Hardware and Sound > Sound.

Step 2: In the Sound settings, go to the “Playback” tab.

Open Sound settings

Step 3: Look for the “Speakers” or “Realtek Digital Output” option. Right-click on it and choose “Set as Default Device.” Ensure the green check mark appears next to it, indicating it’s the default device.

Realtek Digital Output

Step 4: Click “Apply” and then “OK.” Test the audio to check if the issue is resolved.

If this method doesn’t solve the problem, further troubleshooting steps might be necessary.

Also read: 10 Best Free Software To Backup & Restore Windows Drivers

Method 2: Reinstall Realtek Audio Driver

Is your Realtek Digital Output experiencing sound issues on your Windows system? Reinstalling the Realtek audio driver might help resolve this problem. Follow these steps to reinstall the driver and potentially fix the absence of sound through the digital output.

Step 1: Press “Windows + X” and select “Device Manager.”Expand the “Sound, video, and game controllers” section.

Step 2: Right-click on the Realtek audio device and choose “Uninstall device.” If prompted, check the box that says “Delete the driver software for this device” and click “Uninstall.”

Uninstall device

Step 3: Visit the official Realtek website or your computer manufacturer’s website. Locate the latest compatible audio driver for your system. Download the driver software.

Step 4: Run the downloaded driver file and follow the on-screen instructions to install it.

Step 5: Restart your computer after the installation completes. After the restart, check if the audio issue with the Realtek Digital Output has been resolved.

Reinstalling the Realtek audio driver can often address driver-related issues that might be causing the absence of sound through the digital output. If the problem persists, additional troubleshooting might be required.

Also read: How To Fix “A Driver Can’t Load On This Device” On Windows 11?

Method 3: Update the Realtek Driver Using Device Manager

Ensuring your Realtek drivers are up to date can significantly impact your system’s audio performance. If you’re encountering sound issues with Realtek Digital Output on your Windows system, updating the driver via Device Manager might offer a solution.

Follow these steps to update the Realtek driver and potentially resolve the absence of sound through the digital output.

Step 1: Press “Windows + X” and select “Device Manager.”

Step 2: In the Device Manager window, expand the “Sound, video, and game controllers” section.

Step 3: Right-click on the Realtek audio device and select “Update driver.”

update drivers

Step 4: Choose “Search automatically for updated driver software.”

Step 5: Follow the on-screen instructions to let Windows search for and install the latest driver updates for your Realtek device.

Step 6: After the update is complete, restart your computer.

Updating the Realtek driver via Device Manager can often resolve compatibility or performance issues that might be causing the absence of sound through the digital output. If the problem persists, further troubleshooting may be necessary.

Also read: How to Download and Update Dell Latitude 5420 Drivers for Windows

Method 4: Use Smart Driver Care to Automatically Update Drivers

Unlike manual driver updates, using Smart Driver Care offers a streamlined and comprehensive solution to resolve Realtek Digital Output sound issues. This method automates the driver update process, ensuring that your Realtek audio driver, among others, is effortlessly updated to its latest version.

Here’s how Smart Driver Care can provide a seamless solution to resolve sound problems.

Step 1: Visit the official website of Smart Driver Care. Download and install Smart Driver Care on your computer.

Step 2: Open Smart Driver Care after installation. Click on the “Scan Now” button to start the scanning process.

update outdated driver

Step 3: Smart Driver Care will scan your system for outdated or missing drivers.

Step 4: Once the scan is complete, locate the Realtek audio driver in the list of outdated drivers. Select the Realtek driver and click on the “Update” or “Update All” button to automatically download and install the latest driver.

Note – We recommend purchasing the premium version of Smart Driver Care for updating all drivers at once.

Step 5: After the driver updates are installed, restart your computer as prompted by Smart Driver Care.

Smart Driver Care provides an automated and efficient way to update drivers, including the Realtek audio driver, ensuring the system is equipped with the latest updates to potentially resolve issues with the digital output.

Also read: Comparison: Advanced Driver Updater VS Driver Easy


Troubleshooting sound issues can be frustrating, but solutions are often readily available. For those experiencing the Realtek digital output has no sound error, follow the steps outlined in this article.  From verifying default playback device settings to updating drivers you can use any of the above-listed methods to fix the issue.

With some targeted troubleshooting, your sound issues can likely be remedied, restoring seamless digital audio from your Realtek hardware. Follow us on social media – Facebook, Instagram and YouTube.

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