Time Machine will now begin making a backup.īefore you create a bootable installer, it’s wise to give your machine a quick cleanup so it's fully optimized and running its best before you upgrade its system. Open the Apple Menu > System Preferences > Time Machine.Ĭlick Select Disk and locate your preferred location select Use Disk. ![]() Here's how to back up your Mac with Time Machine: Make sure the portable device is formatted for macOS.īefore you start reformatting and erasing disks, it's worth doing a backup to protect all of your files, just if something happens, goes wrong, or you want to revert back. ![]() USB, HDD, or SSD with at least 16GB of available memory. How to create a bootable macOS Monterey installerįirst things first, before we go any further, let's take a look at what you need to create a bootable macOS Monterey installer: It will enable you to boot your Mac from the file system within the flash drive instead of your hard drive. ![]() To put it simply, a bootable USB for Mac is a portable device that contains all the required installation files for a particular version of macOS. ![]() Knowing how to create a bootable installer for macOS is handy if you want to install macOS Monterey across multiple Macs or carry out a clean install.Īll you need is a macOS formatted USB, HDD, or SSD. In this article, we'll take a closer look at all the necessary steps, plus some bonus tips. Curious about how to create a bootable installer for macOS? It might sound like a lot of manual work, but It's not as daunting as it sounds.
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