In Windows, installed fonts are normally stored in the Fonts folder inside the Windows folder on the main hard disk, although they can be kept elsewhere. In Mac OS X, fonts are normally only available for use if they are stored in one of four Library folders, depending on whether they are essential system fonts; to be used by everyone with access to the Mac only for one named user; or stored on a network server. A built-in utility called Font Book makes this clearer than it