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Formatting external hard drive for mac mavericks

When the installation is complete your Mac will boot to the new drive. Set these up at you would any other installation but make sure you choose a solid password and require the password to log in. With the setup complete you can now finish up any odds and ends that are left over including customizing your Dock and installing any applications you might need.

As long as you have available space on the drive you can install apps the same as you can on an internal drive.

Format an External Hard Drive or USB Flash Drive for Mac OS X

The last step is to reboot, but make sure you hold down the Option key while the reboot takes place so you can choose the internal drive. You now have your very own portable version of OS X. Brian is a technology nut who loves all things Apple. Along with tech blogging he owns and operates a website dedicated to Craft Beer knowledge and information: Craft Beer Academy.

Install, Boot, and Run Mac OS X From an External Hard Drive

With a love of sharing information and finding the newest tech out there, he is a great source for interesting news and instruction. However, you may run into performance issues when the system starts running low and swaps over USB. Since the USB drive is slower than the internal drive, your mac may experience the spinning beach ball. It might be a good idea to configure the system to swap using the faster internal drive.

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How to format an external hard drive for use with a Mac | Pro Mac NYC

Anyway, the grey MacBook and Recovery Use the arrow keys to select which drive to boot from and then simply press Enter. If you have any questions, feel free to comment. Founder of Online Tech Tips and managing editor. He began blogging in and quit his job in to blog full-time. He has over 15 years of industry experience in IT and holds several technical certifications.

Written by: Aseem Kishore , Twitter: March 19th, in: Mac OS X. Read More Posts: Latest Apple News: Apple Completes acquisition of Shazam.

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Top Tech News PC Mac. Formatting an external disk or flash drive in macOS Sierra is little different that formatting it in Mavericks and lower versions of OS X.


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Select the External drive or Flash Drive on the left that shows the capacity and not the Volume which appears indented below the drive. You must select the drive name as a correct way to format the disk. Click on the Erase option across the top in the main window.

Doing it on the line

Though, you can choose between different partition scheme: But the partition scheme option will be unavailable, because you are formatting a volume not the disk. Format a volume for Mac in macOS Sierra using Disk Utility Security Options will allow you to erase the Volume securely by overwriting the contents of the drive upto seven times before removing the header information from files and folder.

When you click on security option, you get a new pop up window with a slider to adjust the level of security in terms of data overwrite while erasing the disk.

Guide: How to format an external hard drive to work with Mac and Pc

This secure erase will make it almost impossible to recover the contents or data of the hard drive using any data-recovery software. But secure erase will take ages to complete, depending upon the size of the volume. Adjust the security level while formatting an external disk or Flash drive for Mac Once the erase is completed, click on the done and now you can use the external drive or the formatted Flash drive for Mac as you want.


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Select the External drive or Flash Drive on the left that shows the capacity. Please enter your comment! Please enter your name here. You have entered an incorrect email address!