defaults write com.apple.dock springboard-columns -int 9 # 变成9列
defaults write com.apple.dock springboard-rows -int 6 # 变成6行
defaults write com.apple.dock ResetLaunchPad -bool TRUE # 让设置生效
killall Dock # 干掉所有docker进程
defaults write com.apple.dock springboard-rows Default
defaults write com.apple.dock springboard-columns Default
defaults write com.apple.dock ResetLaunchPad -bool TRUE
killall Dock
原文:https://www.cnblogs.com/petersonx/p/14586299.html