How to Fix Audio Problems in VirtualBox

VirtualBox is a fantastic tool in Windows 11 for running a virtual sandbox for testing and playing around in. Audio is a big part of any virtual machine, and if your sound isn’t working, then half the experience isn’t available to you. In this article, we’ll be looking at a few fixes to help you fix audio problems in VirtualBox.

Fix Audio Problems in VirtualBox with These Troubleshooting Tips

There are a few reasons why your sound might be acting up (or not acting at all) in VirtualBox, so we’ve assembled a few potential VirtualBox audio problems fixes below for you to try:

The Obvious Fixes

Before committing to grander troubleshooters, it’s always a good idea to touch base with the obvious first:

• Ensure that all software (Windows, VirtualBox, etc.) is updated.
• Check that your sound device is plugged in and powered on.
• Ensure your audio drivers are all up to date.

Ensure the Machine’s Audio is Working

The next step is to ensure the audio on your virtual machine is actually enabled. Here’s what to do:

Step 1. In VirtualBox, right-click your guest OS and select “Settings” from the context menu.

Step 2. In the window that pops up, select the “Audio” tab in the sidebar.

Step 3. Ensure that “Enable Audio” is checked, and ensure your audio controller is aligned with your native OS defaults.

Step 4. Click OK once done and test the sound again.

Install Additional Drivers and Software Tools

Another reason your virtual machine might be having trouble with your audio devices is that it lacks the proper drivers. In this case, installing additional add-ons through the “Insert Guest Additions CD Image” ISO option might help. Here’s what to do:

Step 1. In your virtual OS, click the “Devices” menu option.

Step 2. Select “Insert Guest Additions CD Image” from the dropdown menu.

Step 3. A pop-up will appear. If not, open “This PC” in Explorer and click the “Guest Additions” icon, which shows as a mounted drive.

Step 4. Look for the “VBox Windows Additions – x86” (or the bit number of your virtual machine) and double-click it.

Step 5. Follow the steps to install the additional drivers and tools, restart VirtualBox, and test the audio again.

Restart the System Audio

Windows Audio needs to be running properly in order to support both your machine and any virtual machine running on it. Restarting the Windows Audio Service is a good way to ensure everything is running smoothly. Here’s how to do it:

Step 1. Open the Run Dialog (Win + R) and type in “services.msc” before pressing “Enter.”

Step 2. In Services, scroll down to “Windows Audio.”

Step 3. Right-click it and select “Restart” from the dropdown menu.

Step 4. Restart VirtualBox and try the audio again.