Format pen drive in terminal mac

Use the 'createinstallmedia' command in Terminal

This proprietary file system was introduced in , and it supports metadata and advanced data structures to improve performance, additional extensions for improved security, and file system journaling. Unfortunately, these two file systems are not suitable for flash drives because of their limited support. The best file system for modern flash drives is FAT Disk Drill, a premium data recovery solution for Mac OS X with support for all popular file formats and common storage devices, is here to help you recover deleted files from USB flash drive.

Format Flash Drive Mac with Disk Utility Your Mac computer comes with a handy utility appropriately called Disk Utility , which can be used to format any storage device.

How to erase a disk from Terminal in Mac OS X

To use it: Connect the flash drive that you want to format. Go to Applications and Utilities and launch Disk Utility.

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The application will appear on the screen, and you will see the main window, with a list of available storage devices on the left and various disk management options on the right. At the bottom of the main window are storage device details, including disk description, connection type, USB serial number, total capacity, write status, S. Select your storage device from the list on the left and click on the Erase tab.


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Before you can click on the Erase button located in the Erase tab, you must select which file system you would like to use and give it a name. Join , subscribers and get a daily digest of news, geek trivia, and our feature articles. Macs support a variety of file systems.

How to Erase and Format a USB Drive on Your Mac

But, if you plan on using an external drive with both Macs and PCs, you should format the disk with the exFAT file system instead. So how do you know if your USB drive is using the right format?

How to Format a USB on a Mac

In the screenshot below, the drive is formatted with the exFAT file system. Again, formatting a drive will erase it completely, so make sure you have everything backed up that you want to keep. Select the drive by clicking its name.


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Both also work with Windows PCs. APM is an older, Mac-only partition scheme.