
Wait for the installer to be copied and the disk to be made bootable. If you wish to continue type (Y) then press return: y To continue we need to erase the volume at /Volumes/Sandisk. When asked to erase the volume, press y then return. createinstallmedia -volume /Volumes/Sandisk Replace the volume with the mount point of your erased disk. cd /Applications/Install\ macOS\ Monterey.app/Contents/Resources Open the Terminal app and change into the directory containing the createinstallmedia utility. Step 3: Copy macOS Installer to USB Flash Drive Make a note of the mount point because we’ll use it in the command to create the installation media. Give the disk a name of SanDisk, select MacOS Extended (Journaled), GUID Partition Map then click Erase.Ĭlick on the new SanDisk volume and you will see it has a mount point of /Volumes/SanDisk. Step 2: Prepare USB Flash DriveĬonnect the USB Flash Drive to your Mac, open the Disk Utility app, right click on the SanDisk USB Flash Drive then click Erase… Advertisements Wait for the progress to reach 100% and the output to say Install finished successfully, then you should see the Install macOS Montery app appear in Applications.

All it’s doing is downloading the installer to your Applications folder. You will notice the output of the command reads Installing X%.ĭon’t worry, it’s not installing the update on your Mac. Note: you can replace 12.5.1 in the command above with whatever version of macOS you need. softwareupdate -fetch-full-installer -full-installer-version 12.5.1 Open the Terminal app and run the following command to download it. The first thing we need to do is download the macOS Installer to your Applications folder. Now that you’ve got your hands on a USB Flash Drive and a USB-C to USB Adapter, let’s copy the macOS installer to the drive and make it bootable by following the steps below. If you’re using a Mac that doesn’t contain USB ports, you will also need an If you don’t have a spare USB Flash Drive, I recommend getting aġ6 GB SanDisk Ultra Fit * because they are fast, reliable and have a micro form factor. You will need a blank USB Flash drive big enough to store the macOS installer which as of writing is (13.66 GB). The Montery USB can be used to perform a clean installation of macOS on any Mac hardware.

This tutorial will show you how to download macOS Montery, copy it to a USB Flash drive, and make it bootable. Perfect for development environments and practice labs. Run Linux, macOS, vSphere and more on a single PC or Mac. Run Multiple Operating Systems on PC and Macĭownload VMware's Powerful desktop virtualization tool for Developers and IT Professionals.
