Format A Hdd For Mac

Posted : admin On 1/31/2022

How to Format a Seagate Hard Drive for Mac. Just one moment. Before you go ahead and format your Seagate external hard drive on your MacBook or iMac. Ask yourself if there any files on there you want. Because formatting means you won’t be able to get to any of those files on the drive once you have formatted it. Use Disk Utility to erase (format) a hard disk, SSD, flash drive, or other storage device. Erasing your disk: For most reasons to erase, including when reformatting a disk or selling, giving away, or trading in your Mac, you should erase your entire disk. 1 Format a USB Drive to FAT32 in Mac OS with Disk Utility. Insert the USB to be formatted to a Mac PC. Navigate to Applications Utilities, and click it twice to open it. Select the drive you want to format and click on Erase. Rename the USB drive (optional), and choose the MS-DOS(FAT) for format. Mac-formatted external hard drives are often priced higher than their Windows counterparts and are not as widely available. You can repurpose any hard drive to work with your Mac. Macs running OS 10.5 and higher - Leopard to Yosemite - include the Disk Utility program that allows users to check and repair disks and drives and to format.

Most external hard drives are designed to work for Windows computers. So if you’re trying to connect an external hard drive to a Mac, you might have to format the drive before you can use it. Here’s how to do that:

How to Format a Hard Drive for Mac

Note: If you already used your external hard drive on a PC, be sure to back up any files on it. Formatting your drive will wipe out all the data in it.

  1. Connect an external hard drive to your Mac. Some external hard drives need to be plugged into an outlet to work.
  2. Go to Spotlight Search, type in Disk Utility, and click the first option. This will open the Disk Utility app, where you will find all the internal and external drives that are connected to your Mac.
  3. Then click View in the top-left corner of the window and select Show All Devices.
  4. Click the external hard drive you want to format. You can find this on the left-hand side of the screen under External Hard Drives. For the best result, select the disk (the highest option in the external tree).
  5. On the top menu, click Erase. This will open a small pop-up window with a warning that erasing the drive will delete all data stored on it and that it can’t be undone.
  6. Choose a name, format, and scheme for your drive. You can choose whatever name you want, and you should choose GUID Partition Map for the Scheme in most cases. However, you can choose between the following formats:
    • Mac OS Extended (Journaled) is the best option for most Mac users since it is compatible with all Macs.
    • APFS (Apple File System) is only for newer Macs running macOS 10.13 or later.
    • exFAT is compatible with both PC and Mac.
    • MS-DOS (FAT) is also compatible with Mac and PC, but you can only transfer files smaller than 4GB.
  7. When you’re done with providing the setup details, click Erase. This will immediately wipe the entire drive.
How to format a hdd for mac

If you get an error message that states, “Erase process has failed. Click done tocontinue,” don’t freak out about it. This is an issue caused by Time Machine running on your externaldrive.

You will need to turn off Time Machine. You can do this by opening System Preferences and unchecking the boxnext to “Back Up Automatically”.Then click Options beside “ShowTime Machine in menu bar.” This will open another window. Click Cancel and it will turn off the Time Machine.

After you turn off the Time Machine, redo steps 4 to 6.

How to Partition anExternal Hard Drive on Mac

If you have formattedyour drive, you can then partition the drive, which will splitthe drive into two formats. This is perfect for anyone who uses Macs and PCsand wants to transfer files between the different operating systems with anexternal drive. Here’s how to do that:

  1. Open Disk Utility and select the drive that you want to partition. It is best to click View > Show All Devices so you can selectthe disk rather than a container.
  2. In the top menu, select Partition.
  3. Then click the plus sign at the bottom of the pie chart. Every time you click this plus sign, a new partition will becreated.
  4. Choose a name, format and size for each partition. You can also change the size of each of the partitions bydragging the white dots at the edge of the circle.
  5. Finally click Apply.

Why Partition a Hard Drive?

Partitioning an external hard drive allows youto have separate drives for Mac, PC, and any other operating system. Now youdon’t have to go out and buy hard drives for every computer you use.

A partition also gives you a dedicated space foryour Time Machine back-up files or a bootable backup of your operating system.It also helps protect your data if your drive gets infected with malware, as itwould be contained within one of the partitions.

Now that you know how to format an external drive for Mac, check out our blog on the difference between an HDD and an SDD.

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What is the best file system for USB or external hard drive on Mac?

Windows and Mac OS X use different file systems. Windows uses NTFS and Mac can't write files to volumes with NTFS format.

So, if you want to use a USB flash drive or an external hard drive with NTFS format on Mac, you should first reformat the devices to the Mac OS Extended file system. It is the best way to ensure full Mac compatibility of a new external hard drive or flash disk.

Usually, FAT32 which can be read and wrote on Mac is recommended for maximum compatibility. And if you need to transfer files larger than 4 GB between Macs and Windows computers, exFAT or MS-DOS (FAT) is better.

How to format USB flash drive or external hard drive for Mac

How To Format Hard Drive For Mac

But how can you format USB flash drive or external hard drive for Mac? Don’t worry! This page will show you two ways to do this job:

Format USB or external hard drive for Mac using Mac disk utility
Format USB or external hard drive for Mac on Windows PC using third-party USB format tool

Now, you can follow these two solutions to format any hard drive, flash drive, USB drive, SSD or any other external storage drive so as to make them work on your Mac now.

Method 1. Format USB or external hard drive for Mac using Mac Disk utility

Windows offers users built-in disk management tool to create, delete, resize, merge and format partitions. You can try the following steps to format USB or external hard drive for Mac with Disk Utility on Mac.

  1. 1. Connect the USB or external hard drive to your Mac computer.
  2. 2. Launch the Disk Utility by clicking 'Applications' > 'Utilities'.
  1. 3. Locate and click on your USB or external hard drive in Disk Utility and then click on 'Erase'.
  1. 4. Next to 'Format', click the contextual menu and select 'Mac OS Extended (Journaled)'.
  2. 5. Reset the drive name and click 'Erase', confirm the operation on the next pop-up window.
  1. Wait for the process to complete and then you'll get compatible HFS+ file system on your external hard drive or USB, which will make your device compatible and workable on your Mac.

Method 2. Format USB or external hard drive for Mac using third-party USB format tool on a Windows PC

If you need a simpler format tool to format USB or external hard drive to FAT32 to make them work on Mac, you can apply a third-party format tool to format them on Windows PC. EaseUS partition software is a popular disk partition management tool which is available for all hard disk related jobs such as format disk partition, extend system partition, settle low disk space problem.

Now you can try it to format USB or external hard drive on your Windows PC by following the steps below. If you stored important data on the USB or external hard drive, you can try this tool to convert NTFS to FAT32 without formatting.

Format Mac Hdd On Pc

Step 1: Launch EaseUS Partition Master, right-click the partition on your external hard drive/USB/SD card which you want to format and choose the 'Format' option.

Step 2: Assign a new partition label, file system (NTFS/FAT32/EXT2/EXT3), and cluster size to the selected partition, then click 'OK'.

Mac Format External Drive

Step 3: In the Warning window, click 'OK' to continue.

Format Usb For Mac And Pc

Step 4: Click the 'Execute Operation' button in the top-left corner to review the changes, then click 'Apply' to start formatting your external hard drive/USB/SD card.

Format Hdd For A Mac Using Windows 10


After this, you can connect your external hard drive/USB to Mac computer and use it to save data by then.