重置 Launchpad方法一:在终端里粘贴defaults write com.apple.dock ResetLaunchPad -bool true; killall Dock方法二:在终端里粘贴(适用于OSX 10.10)sudo rm -rf ~/Library/Application\ Support/Dock killall Dock更新APP图标缓存touch /Applications/*.app*.app 替换为某个APP