This guide shows you how to safely delete partitions from a hard drive or SSD using the built-in Apple Disk Utility app on your Mac.
Partition
How to create a disk partition on Mac
Need to add an extra partition to a hard drive or SSD? We'll show you how to create a disk partition on your Mac using the built-in Disk Utility app.
How to install beta software on a separate partition
Itching to run the latest macOS beta, but don't want to upgrade your primary Mac installation with a beta release? You'd be wise to carefully consider the prospects of running a beta release as a daily driver. That said, it is possible to run beta software on your primary machine without compromising your current installation.
By creating a small test partition on your primary drive, you can create a great landing space for the beta. Read and watch our walkthrough to see how easy it is.