

15GB is the minimum required but we recommend something along the lines of 40-50GB as this can’t be changed later. Make sure the Format of the new partition is set to OS X Extended (Journaled) and hit the Apply button.ĭisk Utility will now begin creating new partition for you. Give the partition a name of your choice – something like “macOS Sierra HD” – and assign it a size. To do this, launch the Disk Utility app on your Mac and select your hard drive from the left-hand panel, then click the Partition button up-top is to create a new partition.
Mac os 10.12 tutorial install#
To install macOS Sierra 10.12 beta onto a Mac with an existing OS installed, you will of course need to create a separate partition for that installation. Step 2: Creating partition for macOS Sierra When you hit Download, the website will invoke the Mac App Store to begin the download. Scroll down to find macOS 10.12 Beta, and then click on Download. Simply login with your Apple ID on the developer’s portal and head to the Downloads section: /download. If you have an active Apple Developer account, then you should be familiar with how this process works. Step 1: Downloading macOS Sierra 10.12 beta Once you are sure that you meet all of the above mentioned requirements for installing macOS Sierra beta on your Mac, you can proceed with the downloading and installation process by following the instructions below.
Mac os 10.12 tutorial download#

Check out our compatibility list here: List Of macOS Sierra 10.12 Compatible Macs. You’ll need to have a Mac model that supports the installation of macOS Sierra.
