Though you can install Lion directly from your Mac's hard drive, a bootable installer drive or DVD can be more convenient for installing Lion onto multiple Macs, and. If you want to do a clean install of macOS Sierra, or you have multiple Macs to install it on, then a bootable flash drive for is your best bet for easy installation.

Looking for a way to install and run OS X on an external hard drive? This can be useful for a couple of different reasons.

Firstly, it allows you to run another copy of OS X without needing any additional Mac computer. Also, since you can run a full copy of OS X on the external drive, it can be used for troubleshooting purposes on other Macs or it can be as a kind of virtual OS X. Alchemy Synth Mobile Studio Download on this page.

I’ve already written about how you can, but that takes up space on your Mac. Construction Contracts Hinze Pdf Reader. Using an external drive, you can save space on your Mac, though it might be a bit slower if you are using USB 2.0. In this article, I’ll walk you through the requirements and steps to install OS X onto an external hard drive. Format External Hard Disk The first thing you’re going to need to do is format the external hard drive properly. The file format has to be Mac OS X Journaled and you have to use the GUID partition map. To do this, open Disk Utility and connect the drive to your Mac.