Support Windows, Mac and Linux. Able to download Linux ISO within the program. Easily create ISO image from files or folders. Cons: Non-native user interface. Lower success rate on new USB drives. Lack support for CD or DVD. Rufus for Mac Alternative 3: Etcher. Etcher is another great Rufus alternative for Mac. Mar 23, 2021 Plug the bootable installer into a Mac that is connected to the internet and compatible with the version of macOS you're installing. Turn on your Mac and continue to hold the power button until you see the startup options window, which shows your bootable volumes and a gear icon labled Options. Jun 27, 2019 A macOS Catalina USB install drive is a great tool to have on hand to for quick and easy macOS 10.15 reinstalls. We show you how in this video tutorial.
These advanced steps are primarily for system administrators and others who are familiar with the command line. You don't need a bootable installer to upgrade macOS or reinstall macOS, but it can be useful when you want to install on multiple computers without downloading the installer each time.
A downloaded installer for macOS Big Sur, Catalina, Mojave, High Sierra, or El Capitan; Download macOS. Download: macOS Big Sur, macOS Catalina, macOS Mojave, or macOS High Sierra These download to your Applications folder as an app named Install macOS version name. If the installer opens after downloading, quit it without continuing. Apr 06, 2021 macOS High Sierra; For an OS X El Capitan installation, the file gets saved as a disk image named 'InstallMacOSX.dmg'. To install, open the disk image and run the installer named 'InstallMacOSX.pkg'.
MyVolumein these commands with the name of your volume.
* If your Mac is using macOS Sierra or earlier, include the
--applicationpath argument and installer path, similar to the way this is done in the command for El Capitan.
After typing the command:
Yto confirm that you want to erase the volume, then press Return. Terminal shows the progress as the volume is erased.
Determine whether you're using a Mac with Apple silicon, then follow the appropriate steps:
For more information about the
createinstallmedia command and the arguments that you can use with it, make sure that the macOS installer is in your Applications folder, then enter the appropriate path in Terminal:
A bootable installer doesn't download macOS from the internet, but it does require an internet connection to get firmware and other information specific to the Mac model.