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#Mac format options for usb disk how to
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#Mac format options for usb disk mac

The information you see about the volume is different.ĭisk Utility shows information about the volume’s capacity, how much space is used and how much is available, and even gives you a breakdown of the types of files (Apps, Photos, Audio, Movies, and Other).

#Mac format options for usb disk mac

Also, I’ve clicked on the top line of the disk’s entry here you can see a disclosure triangle, and, if you click on the entry below that, you can see the volume, in this case, named Mac SSD. Notice in the above screenshot that I have clicked on the startup volume of my Mac - the one at the top of the sidebar is always the startup volume. Disk Utility can tell you the type of device, where it’s located, which file system it uses, its capacity, and more. If you click on one of them, you’ll see some basic information about it. When you open Disk Utility, you’ll see all the drives connected to your Mac.

Getting Information About a Disk with Disk Utility

File System: This is essentially a catalog that lets a computer keep track of where data is written on drives, so it can read and write files.

Formatting: Formatting prepares a drive or volume to receive data by an operating system or device by adding a file system to it.

A drive can contain a single partition, or several. In many usages, volumes and partitions are the same, but not always.

Partition: When you partition a drive, it contains multiple volumes.

A drive may have a single volume, or it may contain several. A volume also contains a file system, which allows a computer to keep track of where files are stored. Since a drive can have more than one volume, this term represents a part of a drive that appears, to the user, as a single unit.

Volume: A volume is a logical storage device.

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A drive is not, however, a CD, a Zip cartridge (remember those), or a floppy disk. Drive: A drive is a physical device that can store data: a hard drive, an SSD, a USB flash drive, an SD card, or other types of media.

I’ve simplified these explanations for the purpose of this article. It’s important to understand some of these terms, so you can be aware of how OS X’s Disk Utility works. Disk Utility Terminologyīefore we get into the nitty-gritty of using Disk Utility, let’s look at some terminology.

#Mac format options for usb disk how to

In this article, you will learn how to get information about your drives, format a new disk, partition a drive, and turn on encryption. The following is an overview of how to manage disks and volumes with OS X’s Disk Utility.

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Found in the Utilities folder, inside your Applications folder, Disk Utility is a powerful tool that offers a full range of features to manage disks and volumes, encrypt and decrypt them, work with disk images, and much more. If you need to format, partition, or otherwise work with hard drives on a Mac, Apple’s Disk Utility is the tool you use. NOTE: If the above steps do NOT resolve the problem, please back up your data and request a replacement using our online web form.Apple + How To How to Manage Disks and Volumes with OS X’s Disk Utility

#Mac format options for usb disk Patch

Some older operating systems must have a patch installed before they can use the exFAT file system. NOTE: MacOS 10.6.2 or higher is required for exFAT file system. NOTE: exFAT can be used on flash drives or memory cards to transfer files larger than 4GB. NOTE: exFAT is used on SDXC card (64GB and higher). When finished, the drive will be formatted and repartitioned successfully.

Choose Master Boot Record for the Schemeĥ.

Choose exFAT or MS-DOS (FAT) for the format.

Choose how you would like to format the drive Select the upper level of the drive you would like to format and click the Erase buttonĤ. In the top menu bar, go to View, and choose Show All Devicesģ. Please See Answer 20985: How to access Disk Utility macOSĢ. Instructions below are for 10.13.x (High Sierra)ġ. Select this capacity.Ħ. Verify Volume Format is set to MS-DOS file system or exFAT, Scheme is set to “Master Boot Record” ( Do NOT select GUID Partition Map) then click Erase. Select the capacity of the drive respective to the one containing the device you wish to format then click the Erase tab.Įxample: If the drive is called "NO NAME", directly above that, you should see the drive capacity of "XXXX". On the left side of the window are the drives connected to the computer. Click the Applications folder - if using a Finder Window Applications will be in the left side menu.ĥ. Double-click on Macintosh HD - or in the Finder menu click File > New Finder WindowĢ. Instructions below are for 10.11.x (El Capitan) and 10.12.x (Sierra)ġ. WARNING: Formatting will erase all data on the device.