How to Display Only Active App in the Mac Dock

Mac Dock contains all running apps and offers a quick way for Mac users to open apps and manage multitasking. You can customize Mac OS X Dock to show only active app to improve work efficient. If you don't know steps to set up Mac Dock to display only active app, you can follow the steps below to make it.

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How to Show only Active Apps in OS X Dock 

Step 1. Click on Applications in the Finder > Click on Utilities > Open Terminal.

Step 2. Type "defaults write com.apple.dock static-only -bool TRUE; killall Dock" and press return.

Step 3.You may see your screen change momentarily as the Dock app is restarted.

Step 4. Quit Terminal.

Note: if you want to recover the Mac to its original state, open Terminal again and type "defaults write com.apple.dock static-only -bool FALSE; killall Dock" and hit return again.

The Bottom Line

After setting up your Mac by following the steps above, you can find the Mac Dock only show the running apps. If you want to clean your Mac and optimize its running speed, you can use a professional software like MacClean to help you.