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#How to format an external drive for mac osx how to#
#How to format an external drive for mac osx mac os#

(optional) if available, click security options, use the slider to choose how many times to write over the erased. click the format pop up menu, then choose a file system format. click the scheme pop up menu, then choose guid partition map. In the sidebar, select the storage device you want to erase, then click the erase button. but, if the file’s size exceeds 4gb or the volume exceeds 32gb, this file system is not supported. ms dos (fat) best for external hard drives shared with windows computers.

#How to format an external drive for mac osx mac os#

Mac os extended (hfs ) best for mechanical drives and drives used with macos 10.12 or earlier.

#How to format an external drive for mac osx how to#

How To Format A Hard Drive In Mac Os X Howcast then pick a name and a system format type. once you have found the proper drive to erase, just copy its identifier so you can use it for the next command. Working with terminal start off by running the following command in the command line: diskutil list this is going to list all the mounted drives on your mac. we’ll be detailing both of these methods below. you can format a drive in os x using two applications: disk utility and terminal. formatting an external drive on your mac is quite easy, though it isn’t as evident and obvious as it is on a pc.

Either way, you’ll want to format your drive accordingly. you can use the diskutil erasedisk command to format a harddrive. locate and note the name of the drive you want to format. this will provide a list of hard drives attached to the machine.

navigate to applications > utilities and choose terminal. in case you accidentally delete your files or format a wrong drive using terminal commands, download this free mac data recovery software to recover up to 1 gb of files.

In this article, you’ll learn how to safely manage your external hard drive using mac's terminal commands. Mac os x format external hard drive terminal.