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Windows 🟡 Intermediate

Why Does Windows 11 Sound Keep Switching To The Monitor

Richard
Written by
Richard
Aug 24, 2026 5 min read
Why does Windows 11 sound keep switching to the monitor
Why does Windows 11 sound keep switching to the monitor

Windows 11 automatically switches your sound to the monitor because HDMI and DisplayPort cables carry both video and audio signals. When you plug in a monitor, wake your PC from sleep, or disconnect a headset, the system often treats the monitor as the new default playback device.

Background updates, audio driver restarts, and certain media apps can also change your sound settings without warning. When apps request a specific audio output, Windows sometimes shifts your entire system sound to match them.

⚡ Quick Answer

Windows 11 sound keeps switching to the monitor because the system automatically assigns newly connected HDMI or DisplayPort connections as the primary playback device. Stop this by opening Settings, going to System, Sound, and More sound settings, then right-clicking your monitor and selecting Disable.

How to Stop 🪟 Windows 11 From Changing Your Audio Output

Fixing this annoying problem requires changing a few settings in your Windows 11 menus. You can tell Windows which device you want to use and block the monitor from taking over.

Step 1Set Your Preferred Audio Device as the Default

Setting your preferred audio device as the default in Windows 11 stops the system from randomly switching your sound output to the monitor. You can easily lock in your speakers or headphones by opening the classic sound control panel from the main system settings and choosing your main device as the default playback option.

  1. Click the Start button and open the Settings app.
  2. Go to System on the left menu, and then click on Sound.
  3. Scroll down and click on More sound settings to open the classic control panel window.
Settings › System › Sound
Settings › System › Sound
  1. Click on the Playback tab at the top.
  2. Find your preferred speakers or headphones in the list.
  3. Right-click your preferred device and select Set as Default Device.
  4. Right-click the same device again and select Set as Default Communication Device.
  5. Click Apply and then click OK.

Step 2Disable the Monitor Audio Device Entirely

Disabling the monitor audio device entirely in Windows 11 prevents the operating system from routing your sound through the screen’s built-in speakers. You can completely turn off the monitor audio by opening the classic sound settings window, locating the monitor in your playback devices list, and choosing the disable option.

  1. Open the Settings app and go to System, then Sound.
Settings
Settings
  1. Scroll down to More sound settings to open the classic sound window.
  2. Stay on the Playback tab.
  3. Find your monitor in the list of playback devices.
  4. Right-click the monitor and select Disable.
  5. Click Apply and then click OK.
📝Note
If you ever want to use your monitor speakers later, you can return to this menu, right-click the empty space, check “Show Disabled Devices,” right-click your monitor, and select Enable.

Step 3Check Your Sound Settings After Restarts

Sometimes, Windows updates or quick reboots reset your audio priorities. If you notice your sound switching again after your computer turns back on, check your sound settings right away to see if an update re-enabled your monitor.

Advanced Fixes for Persistent Audio Switching

If tweaking these settings does not work, outdated or corrupted audio drivers (the software that helps Windows communicate with your hardware) might be causing the trouble. Faulty drivers can lose track of your hardware settings every time your computer goes to sleep or wakes up.

Updating or Rolling Back Audio Drivers

Updating or rolling back your audio drivers fixes sound switching issues caused by corrupted software that forces Windows to jump to the monitor as a backup. You can manage these drivers through the Device Manager by locating your sound hardware and installing the correct software version for your computer system.

  1. Right-click the Start button and select Device Manager. (Requires administrator privileges)
  2. Find and click the arrow next to Sound, video and game controllers to expand the list.
  3. Look for your main audio device, such as Realtek Audio or High Definition Audio Device.
  4. Right-click your audio device and select Update driver.
  5. Choose "Search automatically for drivers" and follow the on-screen instructions.

If the problem started right after a Windows update, you might need to roll back the driver to an older, stable version.

  1. Right-click your audio device in Device Manager and select Properties. (Requires administrator privileges)
Device Manager
Device Manager
  1. Click on the Driver tab at the top of the window.
  2. Click the Roll Back Driver button if it is available.
  3. Follow the prompts to finish the process and restart your computer.

Unique Troubleshooting Steps Most Guides Miss

Most online guides stop at changing default sound devices or disabling hardware. However, two common hidden causes often trigger this issue on modern computers.

1Graphics Card Audio Conflicts

Graphics card audio conflicts happen when HDMI and DisplayPort connections from your video card override your main sound settings and send audio to the monitor. These conflicts occur because NVIDIA and AMD install separate high-definition audio drivers that take over whenever your display reinitializes.

⚠️Warning
To fix this, you can disable the graphics card audio driver if you only use your motherboard or USB audio port:
  1. Right-click the Start button and select Device Manager. (Requires administrator privileges)
  2. Expand the Sound, video and game controllers section.
  3. Look for devices named NVIDIA High Definition Audio or AMD Function Driver for High Definition Audio.
  4. Right-click the graphics audio device and select Disable device. (Requires administrator privileges)
  5. Restart your computer to apply the changes.

2Background App Audio Hijacking

Background app audio hijacking occurs when video call programs or media players take exclusive control of your computer's sound hardware and force Windows to switch the output to your monitor. You can stop applications from stealing your audio by changing the exclusive control permissions in the classic sound settings menu.

  1. Open the Settings app and navigate to System, then Sound, and click More sound settings.
  2. Right-click your preferred playback device and select Properties.
  3. Go to the Advanced tab at the top.
  4. Look under the "Exclusive Mode" section.
  5. Uncheck the box that says "Allow applications to take exclusive control of this device."
  6. Click Apply and then click OK.

Summary

Fixing Windows 11 sound when it keeps switching to the monitor involves stopping automated device detection, updating graphics card drivers, and turning off exclusive app controls. You can permanently solve this frustrating audio problem by setting your preferred speakers as the default device, disabling unwanted monitor audio, and adjusting app permissions.

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Tags: #Windows 11
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Richard

About the Author

Richard

Tech Writer, IT Professional

Richard, a writer for Geek Rewind, is a tech enthusiast who loves breaking down complex IT topics into simple, easy-to-understand ideas. With years of hands-on experience in system administration and enterprise IT operations, he’s developed a knack for offering practical tips and solutions. Richard aims to make technology more accessible and actionable. He's deeply committed to the Geek Rewind community, always ready to answer questions and engage in discussions.

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