Choose Show All Devices from the options. Before this next step, note: if you are running High Sierra or later you will need to click on the View drop down below the close minimise buttons.Launch Disk Utility (press Command + spacebar and start to type Disk Utility).Plug in an external drive with at least 15GB space as that’s how much the installer will require.Now you have the installation files, we can move onto the process of making the bootable installer. How to create a bootable installer for macOS A disk image named InstallOS.dmg will download and once it does you need to locate the pkg installer inside the disk image. If it is already open make sure that you close the Mac App Store before clicking on any of these links or they won’t work.Īpple provides dmg files of these older macOS versions – you need to download them in Safari. Luckily it can still be done, and we explain This is because when High Sierra launched Apple stopped making older versions of the OS available to download via the Mac App Store. With macOS Catalina, Mojave or High Sierra installed it’s a little tricky to get the installation files for older versions of macOS. When the installation starts the files will be disposed of, so you need to step in before hand! You will also be able to download the installer via Software Update if you haven’t yet installed it.ĭownload the installation files, but make sure you stop before the actual installation starts. When it is available you will be able to find it on the Mac App Store. MacOS Ventura will be available to download from 24 October 2022. How to download old Mac OS X and macOS versions. ![]() Below we’ll look at how to get Monterey installers as well as how to get older versions of the macOS or even Mac OS X. How to get macOS installer filesĪs we said already, how you get the installation files will depend on the version of macOS you are running currently and the version you want the installer for. For any queries please write us in the comments below.It goes without saying that you will need an internet connection to download the software and you may need it while installing the version of macOS if it needs to check for firmware or confirm your iCloud credentials. Ok, that’s all for now, you can use one of the given tools to make a USB drive bootable on a Linux system. Native boot menu style for legacy and UEFI.While installation it displays the different options you can choose one of them to proceed with. You don’t need to reformat a USB drive for new installation files you simply need to copy it. Ventoy is a free and opensource tool to create a bootable USB drive using. Use the following command to install it on your Ubuntu system – sudo apt install usb-creator-gtk -y Ventoy You simply need to launch the application select the iso file and USB drive and click on Make Startup Disk to start creating it bootable. It is the official tool for creating a bootable USB of Ubuntu from its iso image in a Linux system. Startup Disk Creator is a free tool for creating live USB drives. This application can be useful in quality assurance testing, you can connect multiple USB drives to your system by using a USB hub.ĭownload MultiWriter Startup Disk Creator Using this application you can create bootable USB drives of size between 1 to 32 GB. GNOME Multiwriter is a free and open-source tool that can write an ISO file to multiple USB devices at once. It is available for installation on different distributions of Linux, ARM devices such as Raspberry Pi, Windows, and macOS. USBImager is a free and open-source tool with minimal GUI which writes compressed disk images to USB drives. Initially, this tool was written by Geza Kovacs and released in April 2007. This tool is written in C++ and Qt you can create a bootable USB of almost any Linux distribution, Windows operating system, macOS, etc. UNetbootin is a free and open-source, cross-platform application for making a USB drive bootable. ![]() ![]() It is built using the Electron framework and can be installed on Windows, Linux, or macOS. It offers a clean and simple user interface where you can select your operating system’s iso file and USB drive to make it bootable. balenaEtcherīalenaEtcher (OR simply Etcher) is a free and open-source utility for creating a live USB drive. When I said clone, I mean dd command copies the whole partitioning information, filesystem data, and every bit of information as well, which is not possible to copy using file system copy. We can use this command to create a bootable disk from an existing image as it clones data from one disk or partition (or a disk image) to others at the byte or block level.
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