



1. Back up your Macīecause dual booting your Mac involves cleaning of your startup disk, you need to backup a Mac first in order to safely store all your data. Preparing to install two operating systems on one hard driveīefore you get to juggle between macOS Sierra and its younger twin, macOS High Sierra, you need to make a few preparations in order to store your current data safely and create the necessary space. Here’s a complete guide on how to run two operating systems at the same time or, put in another way, how to have your cake and eat it too. Whatever the reason, you’ll have to carry out a Mac dual boot.īut how? We’re glad you asked. Maybe you want to see for yourself how the two operating systems perform in comparison, or maybe you need to run apps on both. However, if you’re not ready yet to give up on macOS 10.12 Sierra, you can opt to install two operating systems. The new macOS 10.13 High Sierra is here and the fresh features it brings are more than promising. But to help you do it all by yourself, we’ve gathered our best ideas and solutions below.įeatures described in this article refer to the MacPaw site version of CleanMyMac X.ĭo you want to run two operating systems on the same hard drive? Here’s a step-by-step guide to dual boot macOS. So here’s a tip for you: Download CleanMyMac to quickly solve some of the issues mentioned in this article.
