WARNING: Formatting will erase all data on the device. Back up all your data before proceeding.

EXPAND ME FOR LINKS AND MORE- WARNING: I am not responsible for any data loss, I did say make sure you have. Reformatting the drive will erase all data on the drive, so you should copy any data you want off the drive prior to formatting. The following is based on Mac OS X version 10.10.5. However, the steps are suitable for Mac OS X 10.6.8 to 10.10.5. For instructions on how to format a drive in Mac OS 10.11 (El Capitan) and above click here. This video will show you how to format a USB flash drive on a mac running OSX Mavericks. I also show you how to securely format the drive if you have sensiti. Fortunately, while formatting your flash drive on a Mac is different than other operating systems it still remains a pretty easy task! If you don't need any help, then here are the quick steps you can follow to formatting your flash drive. If you need some assistance, we. No.1 disk formatting tool for Windows and Mac – Built-in Formatting tool. Both Windows and Mac OS offer built-in disk formatting tool. For Windows, it offers quick format feature when you right-click the hard drive on the computer. If you are using a Mac, you can run the built-in Disk Utility to quickly format a hard drive or external hard.

Instructions below are for 10.11.x (El Capitan) and 10.12.x (Sierra)

1. Double-click on Macintosh HD - or in the Finder menu clickFile > New Finder Window
2. Click the Applications folder - if using a Finder Window Applicationswill be in the left side menu.
3. Click the Utilities folder.
4. Double-click Disk Utility.
5. On the left side of the window are the drives connected to the computer. Select the capacity of the drive respective to the one containing the device you wish to format then click the Erase tab.
Example: If the drive is called 'NO NAME', directly above that, you should see the drive capacity of 'XXXX'. Select this capacity.
6. Verify Volume Format is set to MS-DOS file system or exFAT, Scheme is set to “Master Boot Record” (Do NOT select GUID Partition Map) then click Erase.

Instructions below are for 10.13.x (High Sierra)

1. Open Disk Utility. Please See Answer 20985: How to access Disk Utility macOS
2. In the top menu bar, go to View, and choose Show All Devices


3. Select the upper level of the drive you would like to format and click the Erase button


4. Choose how you would like to format the drive

  • Enter a Name for your drive
  • Choose exFAT or MS-DOS (FAT) for the format
  • Choose Master Boot Record for the Scheme
  • Click Erase

5. When finished, the drive will be formatted and repartitioned successfully. Click the Done button

NOTE: exFAT is used on SDXC card (64GB and higher).

NOTE: exFAT can be used on flash drives or memory cards to transfer files larger than 4GB.

NOTE: MacOS 10.6.2 or higher is required for exFAT file system. Some older operating systems must have a patch installed before they can use the exFAT file system.

NOTE: If the above steps do NOT resolve the problem or if the lock switch is missing or broken, please back up your data and request a replacement using our online web form.

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If you want to format a hard drive or USB flash drive on your computer, disk formatting tool is the best choice. In this article, we will introduce 5 disk formatting tools for Windows and Mac to help you securely format hard drive/USB flash drive or memory card on a PC or a Mac. Just read on.

Top 5 Disk Formatting Tool for Windows/Mac

Formatting Flash Drive For Mac Os High Sierra

When you format a hard drive, you may worry about two things: 1. whether the formatting process takes very long time to complete; 2 whether the formatting operation would cause damage or shorten the service life of the hard drive. Don't worry, the top 5 disk formatting tools bellow are 100% safe disk formatting tool for Windows or Mac OS. They will efficiently format hard drive or external device under Windows or Mac OS. And they will never cause any damage to your hard drive or shorten the service life of the hard drive/SSD/USB flash drive, etc.

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No.1 disk formatting tool for Windows and Mac – Built-in Formatting tool

Both Windows and Mac OS offer built-in disk formatting tool. For Windows, it offers quick format feature when you right-click the hard drive on the computer. If you are using a Mac, you can run the built-in Disk Utility to quickly format a hard drive or external hard drive under Mac OS. However, the formatted data can be recovered by data recovery software.

No.2 disk formatting tool for Windows and Mac – AweEraser

AweEraser is a secure data eraser. It can help you format a hard drive and permanently erase all data on the hard drive, beyond the scope of data recovery. Two versions are available: AweEraser for Windows, AweEraser for Mac. Just free download it here:

If you are going to sell/donate or recycle your hard drive/storage media device, you can run AweEraser on a PC or Mac. Then use this tool 'Erase Hard Drive' to format and erase the hard drive/storage media. Once the hard drive is formatted by AweEraser, the data is permanently lost, can't be recovered by data recovery software.

No.3 disk formatting tool for Windows and Mac – Stellar Disk Wipe

This tool can help in formatting hard drive, USB flash drive, memory card and other storage media under Windows or Mac OS. This hard disk formatting software can help you format/wipe your entire hard drive in a single step. The software includes powerful as well as fast wiping algorithms that erase unwanted data from the hard drive permanently.

Format Pendrive Mac Os

No.4 disk formatting tool for Windows and Mac – Super Eraser

Super Eraser is another data eraser for Windows/Mac. It also can help you format the hard drive and permanently erase data from the formatted hard drive. It also can selectively erase data from a hard drive or external device.

No.5 disk formatting tool for Windows and Mac – Paragon Disk Wiper

Paragon Disk Wipe allows you to create a bootable USB-flash drive or external hard drive that will help you to completely erase a whole hard disk, a separate partition or just clean free space. It is the reliable disk formatting tool for Windows/Mac. After formatting, the data will be permanently lost.

The top 5 disk formatting tools for Windows and Mac can help you securely format hard drive or external device under Windows/Mac OS. AweEraser is the outstanding one among the 5 disk formatting tools. It will securely format the hard drive and permanently erase the data. Then your hard drive is able to donated, resold, lent, or abandoned.

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