Category: createinstallmedia

How to Make a macOS Ventura Beta USB Installer

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Many advanced Mac users may wish to build a bootable macOS Ventura beta USB install drive, which makes it easy to install macOS Ventura beta onto multiple Macs, different volumes/partitions, and also can serve as a secondary boot recovery drive.


As usual with making a bootable MacOS installer, creating one for macOS Ventura beta requires the use of the Terminal application.

Prerequisites for making a macOS Ventura beta boot installer

You will also need the full macOS Ventura beta installer application. If you went to previously went to download and install Ventura…

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Make a MacOS Monterey Beta Bootable USB Install Drive

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Advanced Mac users may wish to create a bootable installer drive for macOS Monterey 12 beta. The typical advantages to creating a bootable install drive is that you can obviously boot a Mac from it, which enables the ability to erase and format a Mac, as well as install macOS Monterey beta onto the Mac. This is useful for clean installs, installing onto multiple Macs, troubleshooting, and more.

This tutorial will walk through the steps to create a bootable macOS Monterey beta boot drive for both the developer beta and public beta.

Be sure you have the following…

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How to Make a MacOS Big Sur ISO File

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Some advanced users may wish to create an ISO file of the macOS Big Sur installer file (or MacOS Catalina installer, or MacOS Mojave installers for that matter). These can be useful for installing MacOS into virtual machines like VirtualBox and VMWare, and because the resulting installer is an ISO file it can be helpful for creating an alternative installer media whether on an SD Card, external hard drive, USB flash key, or similar, especially when the typical approach to creating a bootable USB installer drive for MacOS Big Sur is not viable or possible.

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How to Create macOS Big Sur Beta Bootable USB Install Drive

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Advanced Mac users often want to make a boot disk installer for macOS Big Sur beta, allowing for something like a USB flash drive to be used to boot and install macOS Big Sur onto any compatible Mac.

Bootable MacOS installer USB drives provide for the ability to clean install macOS Big Sur, update to macOS Big Sur, install macOS Big Sur beta onto multiple Macs without redownloading the installer, as well as the ability to use Disk Utility to partition and erase a machine, perform Time Machine restorations, and more.

If you’re interested in creating a macOS Big…

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How to Create a Bootable MacOS Catalina Installer Drive

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Some Mac users may wish to create a bootable MacOS Catalina installer drive, typically using a USB flash drive or with another similar small boot disk.

Bootable USB installers offer an easy way to upgrade multiple Macs to macOS Catalina, to perform clean installs of MacOS Catalina, to perform maintenance from a boot disk like formatting disks, modifying disk partitions, and performing restorations, and much more.

We’ll walk through how to create a boot USB install drive for MacOS Catalina 10.15.

Requirements to Create a Bootable macOS Catalina USB Install…

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