In Windows, if you want to change the folder icon usually requires the use of Third-party plug-ins, very green. This article shares tips on how to change the folder icon under Mac. First in the Finder, navigate to the folder where you want to change the icon, then CMD + I opens the briefing panel, and then you find the source folder/program that you want to replace, and the briefing panel opens. Click the mouse at the source folder/program icon, and then cmd+c the icon, then select the icon in the profile panel of the destination folder and Cmd+v to replace it. Look, it's changed, it's changed! It is well known that the MAC is more than the metamorphosis of the abnormal, in the replacement icon, not only can replace the icon to any image files, try to put any application drag and drop to the Profile Panel folder icon there, see what will happen? If your taste changes and you don't like the changed icon, just select the icon in the profile panel and press the DELETE key.