解決：Mac spotlight 找不到已安裝的APP
網路找有很多解法，但我覺得最效的方法是開啟終端機，然後輸入：sudo mdutil -E / 這指令會強制電腦重新 index。 There are many solutions to resolve it, but I think this command is a good solution. You open the Terminal and input the command `sudo mdutil -E /` and execute it. Your mac will be focus reindex all file.