Download and Create macOS Sequoia ISO File [Full Guide]

Clare Phang
Last updated: Sep 4, 2024

This guide provides you with direct links to download macOS Sequoia ISO files and instructs you step by step on how to create your own ISO file.

If you want to install macOS Sequoia on a virtual machine or another Mac, you’ll need a macOS Sequoia ISO file. This guide provides direct download links for macOS Sequoia ISO files and teaches you how to create one yourself if the desired ISO file isn’t available.

Download and Create macOS Sequoia ISO File [Full Guide]

What is a macOS Sequoia ISO File?

A macOS Sequoia ISO file is a digital file that contains the complete installation data for macOS Sequoia. It can be used to install macOS Sequoia on virtual machines like VirtualBox and VMware or to create a bootable USB drive for installing macOS Sequoia on other Macs.

Before You Download a macOS Sequoia ISO File

Typically, the size of a macOS Sequoia ISO file is over 15 GB. To ensure that the subsequent download and creation process goes smoothly, click the Apple menu > System Settings > General > Storage to check how much free space is available on your Mac.

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Once you've cleared enough storage space for macOS Sequoia ISO files, you can go to download or create one right away.

Download macOS Sequoia ISO Files for VirtualBox and VMware for FREE

Here are some direct download links for macOS Sequoia ISO files. Although they are posted online by technology enthusiasts, we have tested them for you and you can download them at will.

How to Create a macOS Sequoia ISO File

macOS Sequoia is in its beta stage. If you can't find the desired macOS Sequoia ISO file from above, follow the steps below to create one yourself.

Step #1. Download the macOS Sequoia Full Installer

Once macOS Sequoia is officially released, you will be able to download the macOS Sequoia full installer from the App Store. Just search for macOS Sequoia in the App Store and click the Get button next to it to start the download.

Tip
Only on supported Macs, you can download macOS Sequoia from the App Store.

Until then, to download the full installer for macOS Sequoia beta, click the download link below.

Once the .pkg file is downloaded, open and run it as requested, and you will find the macOS Sequoia installer in the Applications folder in Finder.

Step #2. Create Your macOS Sequoia ISO File with Terminal

When the macOS Sequoia full installer is ready, you can use Terminal to create your ISO file for free.

Here's how:

  1. Open Terminal via Spotlight or by clicking Finder > Applications > Utilities > Terminal.

  2. Copy and paste the following command into Terminal and press Return to create an empty disk image.

    hdiutil create -o /tmp/Sequoia -size 16410m -volname Sequoia -layout SPUD -fs HFS+J

    Create Disk Image
Note
The size of the disk image (16410m) should be adequate for the macOS installer; this value may vary depending on the actual size needed.
  1. Mount the disk image you created using the following command:

    hdiutil attach /tmp/Sequoia.dmg -noverify -mountpoint /Volumes/Sequoia

    Mount Disk Image
  2. Create the installation media by running the command below. Enter your administrator password when prompted:

    sudo /Applications/Install\ macOS\ Sequoia.app/Contents/Resources/createinstallmedia --volume /Volumes/Sequoia --nointeraction

    Create Installation Media
Note
Ensure that the name of the macOS installer app (e.g., “Install macOS Sequoia.app”) is correct and matches what you have in your Applications folder.
  1. Eject the disk image once you see the message "Install media now available at "/Volumes/Install macOS Sequoia".

    hdiutil eject -force "/Volumes/Install macOS Sequoia"

  2. Continue to run the command to convert the disk image to a CRD file.

    hdiutil convert /tmp/Sequoia.dmg -format UDTO -o ~/Desktop/Sequoia

  3. Execute the command below to rename the CDR file to an ISO file.

    mv -v ~/Desktop/Sequoia.cdr ~/Desktop/Sequoia.iso

  4. Delete the temporary disk image file with the following command:

    rm -fv /tmp/Sequoia.dmg.

Final Words

The official version of macOS Sequoia is on its way. Before its official release, you can only download and create a beta ISO file. Currently, free online sources are limited. If you can’t find the macOS Sequoia ISO file you need, create one using Terminal in just a few steps.

It’s important to ensure you have enough storage space for downloading and creating macOS Sequoia ISO files. BuhoCleaner is the ideal tool to quickly free up space on your Mac, so don’t forget to give it a try.

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Clare Phang has been captivated by the world of Apple products since the launch of the iconic iPhone in 2007. With a wealth of experience, Clare is your go-to source for iPhone, iPad, Mac, and all things Apple.