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Select your drive device in the list of devices in the left-hand pane, which is the item above any storage volumes on the drive, and which may show the manufacturer name, media size, and so on. To format the drive, attach the external hard drive to your system and open Disk Utility, and then perform the following steps:ġ. If your external hard drive is not working as expected, or you need it to be in Mac-specific format, here’s how to set up your hard drive for use with Mac OS X:
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In addition, FAT32 drives usually come with the Master Boot Record partition scheme, which does not work with Apple’s CoreStorage routines, and therefore will not allow OS-supported encryption of the drive (among other customizations). For starters, FAT32 lacks journaling support which would help prevent data corruption, and lack of support for various filesystem permission. This format will work fine on Mac, but it does have some limitations. By default, if you got a new external hard disk and you have not done anything to it, it will probably in the FAT32 format.
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