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How to turn Change Adaptive Communication Sound Levels in Windows 11

Richard
Written by
Richard
Jun 4, 2026 Updated Jun 19, 2026 3 min read
Desktop screen showing OS sound settings panel
Desktop screen showing OS sound settings panel

You can turn off adaptive communication sound levels in Windows 11 to prevent other sounds from automatically lowering when you use communication apps.

This feature, often called “Communications” under Sound settings, is designed to make your calls clearer by reducing background audio from other programs. However, you might want to disable it if you prefer consistent audio levels for all applications.

Disabling this setting ensures that Windows 11 will not automatically adjust the volume of other applications when it detects you are on a call or using a communication program like Discord or Zoom.

This tutorial focuses on versions of Windows 11 that have introduced this specific setting, typically found within the Sound > Communications section.

⚡ Quick Answer

To disable adaptive communication sound levels in Windows 11, open Settings, navigate to System > Sound, and select “Do nothing” from the “Adaptive communication sound levels” dropdown. This prevents Windows from automatically lowering other audio when you’re on a call.

Option 1Using Windows Settings

You can easily turn off adaptive communication sound levels in Windows 11 directly through the Settings app on newer builds.

  1. Open Settings. You can do this by pressing the Windows key and the I key together on your keyboard.
  2. In Settings, click on System in the left-hand menu. Then, on the right side, click on Sound.
  3. Look for the Output section. You will see a setting called Adaptive communication sound levels. Click the drop-down menu next to it.
  4. Here’s what happens to other sounds when you’re on a call:
    • Mute all: All other sounds will be completely silenced.
    • Reduce by 80%: This is the default setting. Other sounds will become much quieter.
    • Reduce by 50%: Other sounds will be reduced by half.
    • Do nothing: Windows will not change the volume of other sounds.
  5. Once you’ve made your choice, you can close the Settings window.
Windows Sound tile in Windows Settings app
Windows Sound tile in Windows Settings app
Windows 11 adaptive communication sound levels setting in Sound settings.
Windows 11 adaptive communication sound levels setting in Sound settings.

Option 2Using the Windows Registry Editor

If the Settings option isn’t available, you can disable adaptive communication sound levels using the Windows Registry Editor, but proceed with caution.

Why do this? This method lets you change the same sound setting using a more advanced tool called the Registry Editor (a database that stores low-level settings for Windows). This is useful if the Settings option isn’t available yet, or if you prefer using the Registry.

  1. First, you need to open the Registry Editor. Press the Windows key and type regedit. Then, click on Registry Editor when it appears in the search results. You might be asked for administrator permission; click Yes.
  2. Navigate to the following location in the Registry Editor. You can type this path directly into the address bar at the top.
    🗝️Registry
    HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Communications
  3. Look for a value named SmartVolume.UserDuckingPreference. If it doesn’t exist, you’ll need to create it.
  • Now, double-click on SmartVolume.UserDuckingPreference to change its value.
  • Enter one of the following values based on your preference:
    • 0 (or 00000000 in hexadecimal): Mute all other sounds.
    • 1 (or 00000001 in hexadecimal): Reduce volume of other sounds by 80% (default).
    • 2 (or 00000002 in hexadecimal): Reduce volume of other sounds by 50%.
    • 3 (or 00000003 in hexadecimal): Do nothing.
  • Click OK to save the change.
  • Close the Registry Editor. The changes should take effect immediately, but a restart might be needed for them to fully apply.
  • Summary

    This guide shows you how to control how Windows 11 adjusts sound levels during calls, letting you choose whether other sounds are muted, lowered, or left alone.

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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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