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Format external hard drive mac os sierra how to#
Format external hard drive mac os sierra plus#

If APFS is not available then the drive is in MBR and not GUID Partition Map. NOTE: Make sure that Scheme is set to GUID Partition Map and not Master Boot Record (MBR). Check step 2 to confirm Disk Utility is Showing All Devices NOTE: If you don’t see Scheme, then make sure that all devices are showing and the non-indented entry is selected. Select the non-indented entry, you will see Media in the nameĬlick the button labelled Erase in the menu which will bring up this window.Click View in the upper left and select Show All Devices.

Format external hard drive mac os sierra plus#

To open Disk Utility - Open Finder > Applications > Utilities > Disk Utility Well then, which is the best format for external hard drive Mac Mac OS Extended, which is also known as HFS+/HFS Plus or HFS Extended, is a journaling. IMPORTANT: Reformatting the drive will erase all data on the drive, so you should copy any data you want off the drive prior to formatting. Click here to see other formatting options for your operating system.This will provide a list of all the disks (internal and external) that are attached to your Mac. After launching Terminal, provide the command 'diskutil list'. You can go to Utilities and launch Terminal from there. Looking for a different formatting option? You can format APFS drive in macOS Sierra by following these steps: To start with, simply launch Terminal on your Mac. If you need to go between macOS and Windows then format your drive ExFAT on macOS APFS does not natively work with Windows.APFS is not compatible with Time Machine on macOS versions High Sierra to Catalina. Time Machine requires the drive to be formatted Mac OS Extended (Journaled) for these versions.

Format external hard drive mac os sierra how to#

APFS is only available when Scheme is set to ‘GUID Partition Map’, APFS will not be shown when Scheme is set to Master Boot Record – See Step 6 How to Format External Hard Drives on a Mac Running High Sierra OS 10.13 or laterDo you use LaCie or SeaGate Hard Drives on a Mac running High Sierra 10.13 o.

APFS is not officially supported for macOS versions prior to 10.13 (High Sierra), and will not mount on 10.12 and earlier.

It is important to keep the following in mind when formatting to APFS:

Not seeing your version of macOS? Click here to see other versions of macOS and different formatting options.

Not sure which version you are using? Click here to determine your version of macOS.

Now that you know which format to use, check out our guide on how to format your hard drive on. With exFAT, you can store files of any size, and use it with any computer made in the last 20 years. If you want to format your external hard drive to work with Mac and Windows computers, you should use exFAT. IMPORTANT: This article applies to the following macOS versions: The Best Format for External Hard Drives.