How to Disable the App Nap System Wide on Mac

App Nap is an OSX Mavericks feature that minimizes the activity of apps hidden behind other windows. This feature is touted to conserve more battery, especially when multiple apps are in use. If you want to disable this feature so apps can run at full capacity, even if they are hidden behind other windows, you can do so quickly and easily.


  1. 1
    Open the Terminal. Click the Spotlight icon at the top-right corner of the screen. This is shaped like a magnifying glass. After clicking, type “terminal” on the search bar. When the results appear, click on the Terminal app.
  2. 2
    Enter the right command. Type “defaults write NSGlobalDomain NSAppSleepDisabled –bool YES” on the Terminal, without the quotation marks, and hit Enter on the keyboard.
  3. 3
    Restart the computer. For the command to take effect, it is best to restart the computer. Click the Apple icon at the top-left corner of the screen and click on “Restart.”

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Categories: Mac