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Leopard and would like to upgrade to Sierra, you need to install ElĬapitan first. Who would like to upgrade to macOS Sierra. This version of OS X El Capitan is for users running OS X Snow Leopard Now that the final GM version of OS X El Capitan is released, it’s time to revisit how to create a USB install disk.Whether or not you've downloaded it in the past, you can now download OS X El Capitan 10.11.6 (6.21 GB) via this link which will open first in the Browser, then in the App Store. Chances are high this GM seed will be the same version of OS X that ships later this month on September 30th. Not only is the OS X 10.11 GM available to registered Apple developers, but it’s also available via Apple’s public beta program. With this in mind, you may now deem it the appropriate time to take the plunge, if you already haven’t thus far. In this post, we’ll show you how incredibly simple it is to create an OS X El Capitan USB install disk from scratch. Some things to keep in mindįollowing thus tutorial will completely erase the contents of the USB flash drive, so make sure you are okay with this, or at least backup the contents of the drive somewhere else before proceeding.Īll you need is a USB disk with at least 8GB of storage space. The process also takes quite a while once it’s initiated. We’re talking nearly 25 minutes to complete the process.
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How to create an El Capitan USB install disk While we show you how to make an install disk using the OS X El Capitan GM seed, this tutorial will also work on the final version of El Capitan that’s released on the Mac App Store. Step 1: Download El Capitan from the Mac App Store. If you’re a developer, you can redeem a download code to use via the Apple developer center. If you’re a part of Apple’s public beta program, you can likewise redeem a code for the El Capitan GM via Apple’s beta website. Once El Capitan is released on the Mac App Store, you can download it there for free without needing any special redemption codes. Step 2: Open Finder → Applications and right-click on Install OS X El Capitan GM Candidate.app and select Show Package Contents. Step 3: Open a Terminal window and type sudo followed by a space. Step 4: Drag and drop createinstallmedia from the Finder into the Terminal window. Step 5: Type -volume in the Terminal followed by a space.
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