Mac Disk Partition Format

1. Format Mac Disk In Windows

Why should you consider formatting your hard drive? You might already know the consequences of. In the Disk Utility app on your Mac, select a volume in the sidebar, click the Partition button, then.

These instructions apply only to Mac computers with an Intel processor.
Erasing your Mac permanently deletes all of its files, so make sure that you make a backup of any files that you want to keep. If you're attempting to restore your Mac to factory settings, first learn what to do before you sell, give away, or trade in your Mac.

Start up from macOS Recovery

Turn on your Mac, then immediately press and hold these two keys until you see an Apple logo or other image: Command (⌘) and R. You may then be asked to select a user you know the password for. Select the user, then click Next and enter their administrator password.

Use Disk Utility to erase your disk

1. From the utilities window in macOS Recovery, select Disk Utility and click Continue.
   
2. Select Macintosh HD in the sidebar of Disk Utility. Don't see Macintosh HD?
   
3. Click the Erase button in the toolbar, then enter the requested details:
   • Name: Continue to use Macintosh HD as the name, or enter a different name.
   • Format: Continue to use APFS or Mac OS Extended (Journaled), as recommended by Disk Utility.
4. Click Erase Volume Group. If you don't see this button, click Erase instead.
   
5. If Find My is turned on for this Mac, you may be asked to enter your Apple ID to authorize the erase. Forgot your Apple ID?
6. After the erase is done, select any other internal volumes that may be listed in the sidebar, then click the delete volume (–) button in the toolbar to delete each volume.
   You don't need to delete the Macintosh HD volume you just erased, or any external volumes or disk images.
7. Quit Disk Utility to return to the utilities window.
8. If you want to start up again from the disk you erased, you should now reinstall macOS on that disk.

If you don't see Macintosh HD in Disk Utility

Your built-in startup disk should be the first item listed in the Disk Utility sidebar. It's named Macintosh HD, unless you changed its name. If you don't see it there, choose Apple menu  > Shut Down, then unplug all nonessential devices from your Mac and try again.

If your disk still doesn't appear in Disk Utility, or Disk Utility reports that the erase process failed, your Mac might need service. If you need help, please contact Apple Support.

Learn more

For more information about using Disk Utility, see the Disk Utility User Guide.

The macOS has a built-in tool that lets you create a new partition of the drive. Perhaps, you are looking for a new partition of the disk on your Mac, either for internal or external or for both drives. Splitting the disk into two partitions or more will give you the power to take control of the data and put them into respective drives accordingly.

Maybe you want to create a backup drive and keep the files in a separate partition or you just want to keep important files in one partition and create another partition for keeping the media files such as photos, music, and videos into another one. Disk partitioning can be useful in various ways, here's how you can create one easily on your Mac.

How To Create A New Partition On Your Mac

First of all, make sure you have connected the drive you want to partition. Either you are partitioning the built-in mac drive or any external drive connected via the USB port, then follow these steps which shows you how to create a new partition.

Note: Before you create a partition, it is advised to create a back up of the drive or data stored on the drive since you are modifying disk partitions.

1. Launch the Disk Utility app on your Mac. To launch instantly, open Spotlight search, type Disk Utility, and hit Enter. You can also launch the Disk Utility tool from the Launchpad -> Other as well as Applications -> Utilities folder.
2. Once you enter the Disk Utility, you can see both internal and external volumes. Click on the volume you want to partition.
3. Click thePartition icon at the top as shown. You will be taken to the partition manager of the macOS.
4. Now click the (+) button below the big circle. This will allow you to adjust the partition of the available space on the drive. If it's disabled, then the volume you have selected can't be partitioned because of no free space or likely to be protected from partitioning. You may unlock the protected drive using the password or the security it's been locked with.
5. Once you are able to select the partition, click and drag the pointer around the circle to change the size or type the desired size in the Size box
6. Enter the desired name for your new partition or keep the default one if don't know at the moment. You can choose the Format to Mac OS Extended (Journaled), ExFAT, MS-DOS (FAT), or Microsoft NTFS.
7. Once everything seems fine, click Apply and wait for the process to complete. Your new partition is now ready to use.

Once your partition is successfully created, a new volume will appear on your Desktop as well as in Finder.

This is how you can create new partitions on your Mac. More tutorials, guides, tips, and tricks related to Windows and Mac are available for you, check them out. To get updates on the latest smartphones and tech, follow us on our social media profiles.

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Disk Utility User Guide

In Disk Utility, you can format an external disk that you can use with both a Microsoft Windows-based computer and a Mac. For example, you might want to do this if you use a flash drive to store data files you need to use on your Mac at home and when using a Windows-based computer at school or the public library.

WARNING: Formatting a disk or volume erases all the files on it. Save any files you need to another volume before formatting.

1. In the Disk Utility app on your Mac, choose View > Show All Devices.

   If Disk Utility isn't open, click the Launchpad icon in the Dock, type Disk Utility in the Search field, then click the Disk Utility icon .

2. In the sidebar, select the disk you want to format to use with Windows computers.

3. Click the Erase button in the toolbar.

4. In the Erase dialog, click the Scheme pop-up menu, then choose a partition scheme.

5. Mac how to reduce image size. Click the Format pop-up menu, then choose one of the following:

   • MS-DOS (FAT): Choose this format if the size of the disk is 32 GB or less.

   • ExFAT: Choose this format if the size of the disk is over 32 GB.

6. Enter a name for the volume.

   The maximum length for the volume name is 11 characters.

7. Click Erase, then click Done.

Format Mac Disk In Windows

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