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#Download mac os x for usb starup disk how to#

Navigate the file structure Contents | Shared Support and double-click the InstallESD.dmg file mount OS X Install ESD on the desktop ( Figure E).

Right-click the file and select Show Package Contents ( Figure D)

Upon completion of the USB formatting, locate Install Mac OS X Mavericks.app (downloaded in step #1 to the Applications folder, by default).

Launch the Terminal.app by selecting it from the /Applications | Utilities folder and execute the following command ( Figure C)*:ĭefaults write AppleShowAllFiles TRUE \killall Finder \say Files Revealed.

Click on the Options button, select the radio button for GUID Partition Table, and click OK ( Figure B).Select Mac OS Extended (Journaled) for the format-type from the drop-down menu ( Figure A).Click the drop-down menu, selecting 1 partition.Click on the USB drive from the left-hand menu and select the Partition tab.Insert the USB drive into the Mac and launch Disk Utility.Using a Mac with at least OS X 10.6.8 installed, access the Mac App Store and download the Mavericks (10.9) app installer.User Account with Administrative privileges.Apple computer with Mac App Store (OS X 10.6.8+).Install OS X Mavericks.app (installer downloaded from Mac App Store).Creating a USB Installer for Apple OS X 10.9īefore proceeding, you'll need the following items to complete the process: However, the focus of this article is the change in the process for creating a working, bootable USB drive. The latest iteration of OS X, version 10.9 (aka Mavericks), marks not only 200+ changes in the OS, but also does away with the fabled "big cat" naming scheme.

#Download mac os x for usb starup disk how to#

In April, I wrote an article on TechRepublic about how to create a bootable USB to install OS X.