On Windows: Plug your hard drive into your computer. Insert the drive's USB cable into one of the.

Sep 27,2020 • Filed to: Hard Drive Recovery • Proven solutions

'How to format an external hard drive Mac? What format system to use when reformatting my storage drive for a Mac?'

This is a frequent question asked by first-time, as well as the not-so-tech-savvy, macOS users. Learning how to format an external hard drive Mac is essential. Because saving all your data on the Cloud is nice and all, but physical storage is still popular. Especially if you don't have a stable internet connection or if most of your files are large.

  • To format an external hard drive for Mac with Time Machine, you must follow the steps below. Step 1 Open Finder, Applications, then go to Utilities and Disk Utility. Step 2 Follow the steps above to format the drive, and then you can use it with Time Machine on your Mac system. Part 3: Bonus Tip – Data Recovery from Formatted Hard Drive on Mac.
  • Transferring Data From a Mac to PC via an External Hard Drive. Mac OS X and Windows can both read and write to disks in the FAT or ExFat format. Because Mac OS X Mountain Lion does not natively support writing to an external NTFS drive, you must erase your hard disk and format it.

Luckily, you don't have to learn rocket science to be able to format an external hard drive for Mac or PC. The operation is pretty straightforward. When it comes to your iOS device, we have listed two methods for you, read below and explore more.

Part 1: What Is the Best Format for External Hard Drive Mac?

The first step to formatting your external drive for a Mac computer is choosing the right format. There are four possible choices:

  • APFS (Apple File System)
  • HFS+ (Mac OS Extended)
  • exFAT (Extended File Allocation Table)
  • FAT (MS-DOS)

To understand which is the best for you, let's have a comprehensive overview of each of them.

External hard drive formatted for mac not working on pc

1. Apple File System

The APFS was first introduced in 2017 as a replacement for the HFS+. Nowadays, all new Macs come with the operating system preinstalled on APFS, as this system is optimized for use with SSD and flash storage drives. However, it still works with traditional HDD drives too.

This is the best format to pick if you have an external SSD or USB flash drive that you don't intend to use with a Windows device.

The biggest strength of this system is the speed, as well as the encryption and metadata handling. However, you won't be able to use this system with Time Machine.

2. Mac OS Extended

The HFS+, or Hierarchical File System plus on its real name, was the main file system used for Mac until 2017.

This type of file system is suitable to use with both HDD and SDD drives, but the latter will perform slightly better with the APFS mentioned above. If you have an older Mac, though, choosing the HFS+ is your best bet.

In general, all external drives formatted to HFS+ work nicely with older Mac versions but are incompatible with Windows.

3. Extended File Allocation Table

Designed by Microsoft, the exFAT is a good choice if you plan to use the external hard drive with both macOS and Windows systems. Yet, you won't get top performance on either. This choice is more appropriate for USB flash drives, although you can still use it for SDD and HDD units too.

The main issue with exFAT is that your drive will be more prone to fragmentation when used with Apple devices and is less stable than NTFS on Windows. If you really have to share the drive between Mac and Windows machines, that's your best option though.

4. MS-DOS

Macs also support FAT32 drives, marked as FAT in Disk Utility. This format should be avoided at all costs unless you're dealing with a really old Windows computer, which you really have to use in parallel with your Mac system.

Typically, there is no reason to choose this option unless you're planning to use the external hard drive on a Windows XP or earlier machine.

Part 2: How to Format an External Hard Drive Mac?

Now that you know which format to choose, it's time to learn how to format an external hard drive for Mac. There are essentially two methods, with Disk Utility or Time Machine function.

Note: If you plan to format an older external drive, perhaps one you used with another device, make sure to backup all data before proceeding. Formatting is a permanent procedure that can't be reversed. While there are data recovery software you can use if you lost data, it is always better to prevent.

That said, here's how to format an external hard drive Mac:

Method 1: Format Mac Hard Drive with Disk Utility

Disk Utility is a utility application proprietary to macOS that is used to both format and manage internal and external disks. Here's how to use it:

Step 1 Connect the external hard drive you want to format to your Mac, then start the Disk Utility app that you can find under Applications -> Utilities.

Step 2 On the left side of the Utilities screen, find the name of the external hard drive you want to format and select it. Then, on the top side under the Disk Utility, click on the Erase button.

Step 3 Follow the on-screen prompts to select the desired file system and allow the drive to format. That's it! After the process is complete, you can either start using the drive or choose to create partitions on it.

Method 2: Format Mac Hard Drive with Time Machine

Formatting an external hard drive with Time Machine is as easy as formatting it with Disk Utility. Time Machine, however, gives you the possibility to create an automatic backup of the data on your hard drive before formatting it.

Before you proceed, therefore, you should first set up the external drive to use with Time Machine. To do this, open System Preferences and select Time Machine after you've connected the external drive to your Mac.

Now, click on Select Disk and select the desired drive from the list. Click on the Use Disk button. At this point, the system will run an automatic backup two minutes after you've clicked on the Use Disk button, or you can proceed with the formatting if the hard disk is empty.

To format an external hard drive for Mac with Time Machine, you must follow the steps below.

Step 1 Open Finder, Applications, then go to Utilities and Disk Utility.

Step 2 Follow the steps above to format the drive, and then you can use it with Time Machine on your Mac system.

Part 3: Bonus Tip – Data Recovery from Formatted Hard Drive on Mac

Sometimes, it may happen that you accidentally formatted an external hard drive containing important data. Whether it's your wedding pictures or your bachelor's degree thesis, chances are you want to get that data back as quickly as possible.

If you have a newer version of Mac, you can use the Apple Time Machine to recover your canceled files, or you could choose to use external software, such as Recoverit Data Recovery.

1. Recover Data with Apple Time Machine

In the former hypothesis, you can try to recover your data with the Time Machine. This app is Apple's backup feature present on the newer systems. If you followed the steps above before formatting the hard drive with Time Machine and allowed the app to execute the backup, then there are high chances that you can recover any lost data without too much hassle.

To do so, just launch the Time Machine and browse through the folders to see if it has saved the files you require.

For easier browsing, you can use the time stamp feature on the right side of the screen and select the date or time when you executed the backup. Once you found the files, simply click on Restore to get them back.

2. Recover Data with Recoverit Data Recovery

If you didn't use the Time Machine function or couldn't find the files you need, you can try to recover any lost files with trusted third-party software, such as Recoverit - Data Recovery.

Recoverit (IS)

A Life Saver to Solve Your Data Loss Problems!

  • It allows you to recover unlimited lost or deleted files from your Mac device, including photo, video, and audio data, document files, and more.
  • It supports all types of Mac files irrespective of their extension.
  • Compatible with both internal and external drives, USB pens, memory cards, and other hardware, so you can rest assured it will retrieve your data if it's there.
  • Retrieve data from accidentally deleted files, lost or formatted partitions, data lost due to virus attacks, system crashes, or data lost by the Time Machine.
  • It is free to download and supports all leading macOS versions, including the 10.14 release.
3,165,867 people have downloaded it

This system is also very easy to use, in just three easy steps:

Step 1Install the application and choose the desired location

Download and install the software on your Mac computer, then open it and select the external hard drive, partition, or location where you want to retrieve data.

Step 2Start the scan to retrieve your lost data

Click the Start button. The software will now scan the selected drive and display all retrieved data in an easy-to-scour list.

Step 3 Preview the recovered files and save them in your chosen location

Review and select the target files, then launch the recovery process. That's it. The software will restore your lost data.

Conclusion

As you can see, how to format an external hard drive Mac is not particularly complicated. The Disk Utility allows you to format the desired drive to the desired system in a blink of an eye. Backing up the data on your drive with Time Machine also allows you to avoid the recovery hassle. If you still lost some data, you even know which software to use to recover all lost files.

Now it's your turn. Use this guide to format your unreadable external drive, download, and use the data recovery software if needed, and don't forget to share this article with your Mac-addicted friends. They might make good use of it too.

External Hard Drives For Mac Pro


Hard
HomeYodot Mac Data RecoveryMac Hard Drive Recovery SoftwareRecover Data from Formatted External Hard Drive Mac
Updated on April 02, 2020

Is it possible to recover data from formatted external hard drive on Mac? If you are searching for a solution to this question, then you have arrived at the right place. Yodot Data Recovery for Mac software recovers files frm formatted external hard drive on Mac OS X unless the formatted files on the external hard drive are not overwritten with new files. So, if you really want to recover data from formatted external hard drive Mac, then immediately stop using the formatted drive in order to avoid overwriting of the files. Then, before it's too late, utilize Yodot Data Recovery Tool for Mac to restore formatted external hard drive on Mac.

We usually format our external hard drive on Mac in various circumstances. These circumstances include formatting to increase the performance of the drive by increasing the storage space, when the external drive is affected with severe viruses and malwares, corruption in the file system and asking to format the drive before using, etc. Backing up all our important files before formatting is good habit to safeguard our files. But, some circumstances doesn't allow us to backup our files. When the file system of a drive is corrupted severely due to harmful viruses and malwares, we are not allowed to access the drive, and so couldn't backup our files. In such an instance, formatting is the only option left out with us to make the drive further usable.

External Hard Drive For Mac

What actually happens when we format external hard drive? Nvidia graphics card for mac.

When we format our external hard drives, all the files in the drive will be wiped out, and the space is made free for storing new files. Unless and untill we don't save new files on the formatted drive, those formatted files on the drive are recoverable with this Yodot Mac Data Recovery tool. To know how to, keep reading.!

Formatted External Hard Drive Recovery Software for Mac - Yodot Mac Data Recovery:

Yodot Mac Data Recovery provides the best approach to rescue data from the formatted external hard drive on Mac system. This application scans each and every sector on the drive and recovers all the formatted files without missing single file. Not just formatted portable drive, the tool can even recover lost volumes on Mac after drive corruption, OS failure, broken File System, and more. This program supports retrieval of data from internal hard drives, memory cards, pen drives, iPods and other storage devices on Mac computer. It can also get back data from corrupt or damaged external hard drives. The software works best on all versions of Mac from Leopard to latest Sierra. Moreover, the software is available for free download, just get it's free download and follow the simple instructions given below to recover your files.

How to Recover Data from Formatted External Hard Drive On Mac?

Step 1: First, download and install Yodot Mac Data Recovery software on your Mac.

Step 2: Connect the formatted external hard drive to it.

Step 3: Run the tool and opt for Formatted/Reformatted Recovery option to retrieve data from formatted external hard disk.

Step 4: Next, select the formatted external hard drive (connected) form list, followed by choosing all its volumes.

Step 5: Opt Skip option to recover entire files irrespective of their format.

After scanning, recovered data from the formatted external hard drive on Mac will be shown.

Step 6: Toggle between File Type View or Data View and preview restored data from the formatted external drive.

Step 7: Finally, save recovered data on your desired location on Mac or on any storage device (not on the formatted external hard drive).

Precautions to Avoid Data Loss Due to Formatting:

  • The most important point is to avoid using external hard drive on insecure devices or systems
  • It is a smart act to maintain a backup of your important data
  • Last but not least, overwriting data after format results in permanent loss of files, hence avoid saving new data on formatted external hard drive
Formatted

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