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. Aug 30, 2016 Some Mac users may require the ability to erase a disk or erase a hard drive from the command line on Mac OS, a task which is typically performed through the Disk Utility application from the GUI. The command line approach to disk erasure in macOS is a bit different and it requires precise syntax to insure that you are erasing the proper disk, making this method of erasing any disk only.

Jun 08, 2020 • Filed to: Solve Mac Problems • Proven solutions

“I just bought a new USB flash drive and a hard drive for extra storage, but they are not compatible with my Mac. The only solution I can find is to format the drives but I don’t know how. Can someone tell me how do I format a new hard drive for Mac?”

There are lots of people who mistakenly think that the USB drives and hard drives format don’t really matter. But the reality is quite different. Whether it is a hard drive or USB or internal drive, Mac uses different format support. So, you can’t simply use the same drive with both Windows and Mac. As a result, you will need to format the hard drive for Mac. Using the Mac preferred file system is important otherwise the files will be of no use to you.

In this article, we are going to discuss how to format a hard drive for Mac and some related terms too.

Part 1. Situations When Formatting a Hard Drive on Mac:

Before you get deep, it is important that you understand what is drive formatting. Some people confuse the term with reformatting. https://everdot.amebaownd.com/posts/23127876. Basically, formatting is the process of preparing the storage devices such as hard disk drive, solid-state drive, USB flash drive, or any other for initial use.

The basic operation is termed as low-level formatting which means erasing the existing data on the disk. But it leaves the track to recover the data using the recovery tool.

There is another term related to disk formatting and it is called reformatting. It is called high-level formatting as it is used to prepare the disk for different file system format. It is usually done during the OS installation or adding a new disk. Reformatting is done to free the storage space from the previous content stored in it.

You can consider disk formatting in macOS in the various circumstances. Whether your system has corrupted data, damaged software, impending system upgrade, storage is full, or it is running slow, formatting will fix a lot of issues. Take a look at the scenarios given below and you will be sure that disk formatting will help you.

If you want to quickly erase all content from the drive permanently without leaving a trace of data on it.
If you want to change the format of the disk such as PC format like FAT or exFAT to Mac format.
If you see the message that the disk is not readable by Mac.
If you want to resolve a disk issue that can’t be fixed by Repair feature of Disk Utility.
If the macOS installer can’t see the disk or unable to install it.
In case the macOS installer says that the drive can’t be installed because it is a part of Apple RAID.

Under all these situations, formatting is most likely to fix your problems and you will be able to use the drive on Mac.

Part 2. How to Format a Hard Drive on Mac:

Formatting is a very simple procedure which is operated in a similar way for all sorts of storage media. So, whether you wish to format the internal hard drive, external drive, or a USB flash drive, the procedure is the same for all. Here is the step by step guide you need to follow to format the hard disk on Mac. Before you erase a disk, make sure that you have a backup of the files you want to keep.

Step 1: Connect the USB drive or external drive to Mac and launch the Disk Utility from Applications.

Step 2: From the left side panel, pick the volume or the drive that you want to format and switch to the Erase tab. Asus zenscreen touch.

Step 3: As you click on the Erase button, you will see several fields in the section. Enter the given information-

Name- Enter a name for the disk such as Macintosh HD/SSD/USB Drive or anything else you want.
Format- You have to choose a Mac supported format from the list. The most recommended format is APFS or Mac OS Extended (Journaled). There are numerous other formats too which will be displayed in the drop-down menu. You can select any format as per your requirement.
Scheme- If this option is available, then you should choose the GUID Partition Map from the option.

Step 4: After specifying the fields, click on the Erase button at the bottom of the window and Disk Utility will format the drive.

Once the formatting is complete, you can use the disk for a backup drive, sharing, time machine backup, or any other requirement. In case the drive doesn’t appear in the Disk Utility interface, you will have to disconnect all the extra and non-essential devices connected to Mac. Make sure that the External drive is on and connected properly. Restart your Mac and then carry out the task.

Part 3. How to Perform Mac Data Recovery After Format:

There are situations when Mac users don’t get the chance to create a backup of their data and forced to format the hard drive. But you don’t need to panic. You can get your hands on Recoverit data recovery for Mac. If you have mistakenly formatted the data that you still need, Recoverit is the best chance you have to get the files back. It is a complete data recovery solution which is capable of recovering all kinds of files with wide format support of 1000+.

You can download the software from the official website and install it immediately on Mac. Once the setup is complete, follow the steps below to recover formatted drive files.

Step 1: Specify Location:

Run the program and specify a location from the main drive. If data is lost from an external drive or USB flash drive, then you’ll have to connect the drive with the system and then specify the location.

Format Mac Hard Drive On Windows 10

Click on the Start button to initiate the scanning process.

Step 2: Scan Results:

How To Format A Hard Drive For Mac Os

Depending on the data that is lost or deleted, scanning will take some time. As the process finishes, the files will be displayed on the screen according to their respective format.

You can decide whether you want to look for files according to file type or file path. You can also stop the scanning process in between if the results are displayed before the scanning finishes.

Step 3: Preview and Recover Formatted Data:

As soon as the data is displayed on the screen, you can have a preview of the files. Select as many files as you want and have a preview of the files. Tap on the Recover button to save the files on your system.

As you are retrieving the files, keep in mind not to save the files in the previous location. Depending on the amount of recovery, it will take a while and ultimately you’ll have your files back. If the normal scan doesn’t work for you, Recoverit also has a Deep scan mode to look deeper for the deleted and lost files.

Part 4. Different Formats of Hard Drive for Mac:

Mac Hard drives have wide support for formats but there are two major formats which are preferably used by the Mac users. It also depends on the macOS version you are using. The key point to consider is that the drives formatted with the newer versions won’t be recognized by the older devices. So, when you are formatting a USB drive, it will be ideal to choose the right format which is Mac OS Extended.

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Formatting A Hard Drive For Mac Os