high sierra

10 terminal commands to speed up macOS High Sierra on your Mac

Most improvements in macOS High Sierra are not immediately visible to the ordinary macOS user. Especially under the hood many improvements have been made in the area of performance and safety. Some users experience a slow Mac after installing MacOS High Sierra

With the following 10 Terminal Commands you can speed up macOS High Sierra. The commands disable various delays and animations from that standard built by Apple. These are nice, but not necessary for the Mac

Open Terminal, which you can find in the folder: Applications ▸ Utilities. Copy and paste the following command either in the Terminal window. Press enter to apply this

macOS user interface

1. Disable animations when opening and closing windows.

defaults write NSGlobalDomain NSAutomaticWindowAnimationsEnabled -bool false

2. Disable animations when opening a Quick Look window.

defaults write -g QLPanelAnimationDuration -float 0

3. Accelerated playback when adjusting the window size (Cocoa applications).

defaults write NSGlobalDomain NSWindowResizeTime -float 0.001

4. Disable animation when opening the Info window in Finder (cmd⌘ + i).

defaults write com.apple.finder DisableAllAnimations -bool true

5. Disable animations when you open an application from the Dock.

defaults write com.apple.dock launchanim -bool false

6. Make all animations faster that are used by Mission Control.

defaults write com.apple.dock expose-animation-duration -float 0.1

7. Disable the delay when you hide the Dock

defaults write com.apple.Dock autohide-delay -float 0

Mail applicatie

8. Disable the animation when you sending and replying an e-mail

defaults write com.apple.mail DisableReplyAnimations -bool true
defaults write com.apple.mail DisableSendAnimations -bool true

speed up macOS sierra and safari

Safari

9. Disable the standard delay in rendering a Web page.

defaults write com.apple.Safari WebKitInitialTimedLayoutDelay 0.25

10. The keyboard react faster to keystrokes (not equally useful for everyone

defaults write NSGlobalDomain KeyRepeat -int 0

When the commands are conducted in macOS Terminal, you need to reboot your Mac. After re-login you will notice that your Mac responds smoother.

Undo changes

If you want any of the above commands undo than is possible using the defaults delete command.

defaults delete domain key

Example: To undo the adjustment number 10, type the command:

defaults delete NSGlobalDomain KeyRepeat

After undoing, you need to restart your Mac.

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