Disable macOS screen capture snapshot sound?

Solution 1:

In short: replace the Grab.aif file with a blank audio file.


  1. Go to /System/Library/Components

  2. Right click on CoreAudio.Component & select Show Package Content

Apple Component Library

  1. Go under Contents/SharedSupport/SystemSounds/system

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  1. Make a back up of Grab.aif (duplicate it)

  2. Replace Grab.aif by an empty audio file

Links/Resources

http://forums.macrumors.com/showthread.php?t=797999

Solution 2:

The easy version: Disable all the sound effects

  1. Click on the Apple logo in the top-left corner of your screen and select “System Preferences…”

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  1. Click on the option that says “Sound”

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  1. Click on “Sound Effects”

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