
Then, plug the USB flash drive into your Mac. First and foremost, make sure that that drive has at least 12GB of available storage. Visit these Apple support pages for your preferred macOS version and follow the links to download the installer.Īfter everything has been downloaded, there is another few steps that you’ll need to take. Want an earlier version of macOS or Mac OS X? The steps for doing so are a bit more complicated and require you to use a terminal command. Also find the macOS download links in the support pages for macOS CatalinaĪfter you have picked up a suitable USB drive and downloaded the “Install macOS 10.15.app”, they will be ready to create the USB drive.The “Install macOS 10.15.app” – Downloadable from Apple’s Mac App Store and placed in the /Applications/ folder on your Mac.USB Flash Drive – This must have a capacity of at least 16GB, as it will be the bootable drive for Catalina.We have a list below of what you’ll need before you get started.

What do you need to create the Catalina installer?Īs expected, there are a few things that you have to have in your possession before you can turn this dream into a reality.

PSA: macOS Catalina will kill your 32-bit apps.iCloud in macOS Catalina, an overview of the key changes.How to enable Sidecar on incompatible Macs in Catalina.While you don’t need a bootable installer to install macOS Catalina, it’s a good option for people with a limited or sporadic internet connection, multiple Macs, or who want a backup installer for emergencies.

Make sure to create a macOS Catalina USB installer before you update your MacBook and start exploring Catalina features. There are many new features that are expected to change how our desktops and laptops work for the future. MacOS Catalina is one of the most exciting updates to Apple’s desktop platform in quite some time.
