Published on October 20th, 2013
How to properly Format/Reformat a hard drive for Mac OS
A hard drive or hard disk can be used in any type of computer, whether for PC (Windows) or for Mac. Before you can use it though, you need to properly format or reformat a hard drive so that it will become compatible or readable with the Operating System that you are using. In this guide I will show you how you can properly format/reformat a hard drive for Mac OS. Formatting a hard drive for Windows will be discussed in another article.
Have you have erased the start-up disk? Then it is time for you to consider formatting your MacBook Pro. Here are the steps to guide you through formatting a MacBook Pro. Erasing MacBook Drive and installing a clean version of OS X 1. Turn on your MacBook Pro Firstly, you need to turn on your MacBook Pro and wait until you hear the start-up sound. You'll now see your list of hard drives. Click your primary drive, then click 'Erase' If you're wiping a mechanical drive, click 'Security Options' in the window that pops up. (If your Mac has a solid state drive, you can skip this part: your SSD will already securely erase files thanks to TRIM. You still need to wipe the drive.
Formatting and Reformatting a hard drive or hard disk is an easy task (if you know how). But it is also dangerous as it can result in loosing data or corrupting the drive when it is not done properly. Free software for pc windows 8.
Before I proceed, I will be explaining some few things regarding formatting a hard drive. But if you want to know the instructions in formatting and reformatting a hard drive, just scroll down to the instructions below.
First, why do we need to format and/or reformat a hard drive. I will name some reasons, common reasons why we need to do this.
1. Some hard drives are already pre-formatted for a certain platform or system, like when you buy it out of the box it's already formatted for Mac or Windows. But when it is not, we need to format the drive.
2. Hard drives are formatted so that a particular platform or operating system will be able to read and recognize the drive, whether it is an internal drive or external drive.
3. Hard drives are reformatted because sometimes we need to do clean up and we just want to wipe everything out that is written in the drive.
4. Formatting/Reformatting a drive can also remove soft bad sectors. But not necessarily always. Sometimes when a drive has a physical bad sector, reformatting it could spread the damage.
5. We reformat a hard drive if we are switching from one platform to another (Windows to Mac and vice verse)
Back to the main topic, below is a step by step instruction on how to Format/Reformat a hard drive for Mac OS.
Warning: FORMATTING and REFORMATTING A DRIVE ERASES EVERYTHING. Proceed with caution. Do backup your files first.
Formatting/Reformatting a hard drive for a Mac
1. Open Disk Utility by clicking Finder -> Applications -> Utilities and finally click Disk Utility.
2. Choose the hard drive that you want to format or reformat. Best free mac cleanup software. Make sure that it is the correct hard drive!
3. Go to the Partition Tab
4. Click the Current Volume Scheme drop down menu and choose One (1) partition.
5. Click Options, and from the Partition Scheme provided choose 'GUID Partition Table' radio button or 'Apple Partition Map' radio button.
6. Then click OK. Then key-in in the other options like Volume Name, Format and Size.
In this juncture, in the Format option, choose Mac OS for Mac OS X. Or MS-DOS File System otherwise.
7. Click Apply and the Partition Disk screen will open.
8. Click Partition. During this time the drive or volume will dismount and it will be partitioned and formatted. DO NOT TURN OFF OR RESTART your computer during this time!
Time Machine may pop up asking you to use the newly formatted drive for backups. Just cancel it to proceed.
9. After that, just exit Disk Utility and your done! How to boot from usb on macbook pro.
Hope this 'format/reformat a hard drive for Mac' guide helped!
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Yo just got a new external hard drive and want to use it on your Mac. However, the Mac OS does not allow you to write data to the drive. You may wonder how to reformat an external hard drive on Mac. Follow the tutorial below, you'll get everything covered.
How To Reformat A Macbook
Bonus: How to Recover Data from Formatted External Hard Drive on Mac
Reformatting an external hard drive for use with Mac OSX is not as difficult as it might seem. In a few simple steps you are ready to go and can save your back-up files to the external drive, keeping your information safe and giving you peace of mind. Keep in mind that a MAC can generally read other file formats, but for the best performance and to create a bootable disk, formatting exclusively for MAC is required.
Part 1: Which File Format You Should Choose?
Before you begin formatting the drive, there are a few things to do. The most important, you should decide which format to use.
How To Format Macbook Pro Hard Drive
There are a few file formats you can use, but it depends on the purpose you want to use the drive for. Which one is right for your circumstance? We'll describe them here, you'll know your choice after reading the details.
APFS: This is the default file system in Macs with High Sierra. It is efficient and reliable. However, it won't be readable and usable on machines that are not running Mac High Sierra, and Windows or Linux PCs. What's more, it is compatible with SSD and flash storage devices only.
Mac OS Extended (Journaled/HFS+): If you didn't update your Mac OS to High Sierra, the default file system on your Mac shoule be Mac OS Extended. Mac OS Extended (encrypted) would be an ideal option if you probably carry your laptop or external drive here and there. You can encrypt it so that no one can access the contents on your drive.
MS-DOS FAT (aka FAT32): In addition to Mac, it can also be written and read by Linux and Windows. It enables you to regularly share files with your friends who own a PC. Nevertheless, this older file system is limited to no more than 4GB and there might be security issue and disk errors.
ExFAT: It is similar to ExFAT which can be read by both Windows and Mac, but it can store more than 4GB files.
NTFS: As the default file system in Windows, it can only read by Mac OS, writing to it is not available. Luckily, there are third-party tools to help you do so.
Part 2: Format External Hard Drive for Mac with Disk Utility
Formatting an external hard drive would erase everything on it. Hence, you must backup your important files before reformatting the drive if you want to save them. The easiest way is to drag it from one drive to another.
All is set, then you can go ahead to format the drive on your Mac. Disk utility - the MacOS utility application can help you with this. Just follow these steps below:
Step 1. Connect the external drive or the USB drive to the MAC.
Step 2. Start the Disk Utility, located under Applications > Utilities.
Step 3. Find the name of the drive in the left side of the Utilities window and select it. And click Erase button.
Step 4. Follow on-screen prompts to choose Mac OS Extended (Journaled) file system and allow the disk to format.
Bonus: How to Recover Data from Formatted External Hard Drive on Mac
In case you forgot to backup files before formatting the external drive. Here comes the cure - iMyFone AnyRecover - a one-stop solution to recover deleted, lost or formatted files from Mac.
Follow these simple steps using AnyRecover to get your files back!
Get Ready!
First, download and install AnyRecover, following on-screen prompts to accomplish the task.
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Get Set!
How To Reformat Macbook Pro
1. After loading AnyRecover, plug your external hard drive into your Mac directly or via USB.
2. Next select the drive under 'External Removable Devices' tab, click 'Start' to begin scanning lost files on the drive.
Go!
How To Reformat Macbook Pro Hard Drive
1. AnyRecover takes a moment to scan your drive. Once done, it will list out all scanning results by file type.
2. Double click a single file to preview it before recovery.
3. Select the files and press Recover to get them back.
What If?
What if my files were not found? Fear not. We can take this a step further. Enable 'Deep Scan' to try one more time, follow the steps above just as before to locate and recover your files.
How To Reformat Drive Mac
It is plain to see that AnyRecover for Mac is a tool worthy of top shelf treatment in your arsenal of items that are used to defend, recover and keep your system up and running. Don't get caught without the file you need for that meeting or stumbling looking for baby photos that were stored on disk and suddenly 'hid' from your view. Allow AnyRecover to find and recover your lost files. AnyRecover is easy to use but provides sophisticated results that mean you know what you're doing!
