#OS X 10.10 YOSEMITE INSTALLER DOWNLOAD HOW TO#

In Disk Utility, select the USB flash drive from the list on the left. Plug the drive into a Mac running OS X 10.7 Lion or higher and launch Disk Utility from the /Applications/Utilities folder.

While it’s possible to create a separate partition for the Yosemite USB installer, it’s safest and easiest to use an empty drive or one that you don’t mind erasing. Grab a USB flash drive that’s at least 8GB in size. It will also launch the Yosemite installer app when the download completes. This will put a file called Install OS X Yosemite Beta.app in your /Applications folder. If you’re registered for the Yosemite beta program, download the OS X Yosemite Public Beta installer from the Mac App Store. Step 1: Obtain the Yosemite Public Beta Installer If you’re a registered developer using the Developer Preview, follow these similar, but specialized, instructions. Note: As mentioned, these steps are for the free OS X Yosemite Public Beta. While there are multiple methods that will work, here’s the easiest way to create a bootable OS X 10.10 Yosemite USB Installer for the Yosemite Public Beta. The traditional method of creating a bootable OS X USB installer no longer works, so you’ll need to follow a new approach when dealing with OS X Yosemite.

#OS X 10.10 YOSEMITE INSTALLER DOWNLOAD HOW TO#

How to Create an OS X 10.10 Yosemite USB Installer for the Public Beta

Os x 10.10 yosemite installer download