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How to do a clean install of macos high sierra
How to do a clean install of macos high sierra




It will also remove any transient files and incorrect settings in your Library folder - things that could potentially cause issues days, weeks, and months down the road. There’s absolutely nothing wrong with this “standard” method of installation, but wiping the disk entirely and performing a true “clean install” will remove any potential problems, from outdated or third-party software.

how to do a clean install of macos high sierra

Typically, when you’re offered an operating system upgrade from the Apple App Store, you’re encouraged to simply download the new version and to overwrite your existing setup, without wiping the entire disk and erasing your data.

how to do a clean install of macos high sierra

When we talk about a “clean install” of macOS Monterey, we mean erasing the main disk of all its files and then installing the new operating system on the freshly wiped drive. Why perform a clean install of macOS Monterey? In this guide, we’re going to walk you through the steps required to clean install macOS Monterey, including backing up your existing files and creating a bootable USB stick that will be used to perform the installation. Apple released macOS 12 Monterey on Monday, October 25. When the new owner starts up the Mac, they can use their own information to complete setup.MacOS 12 Monterey is the name of Apple’s latest operating system, an evolution of the current Big Sur platform that offers new features and tweaks to some of the Cupertino giant’s most popular apps and services. If you're selling, trading in, or giving away your Mac, press Command-Q to quit the assistant without completing setup. Your Mac might restart and show a progress bar several times, and the screen might be empty for minutes at a time.Īfter installation is complete, your Mac might restart to a setup assistant. Allow installation to complete without putting your Mac to sleep or closing its lid.If the installer offers you the choice between installing on Macintosh HD or Macintosh HD - Data, choose Macintosh HD.If the installer doesn't see your disk, or it says that it can't install on your computer or volume, you might need to erase your disk first.If the installer asks to unlock your disk, enter the password you use to log in to your Mac.To begin installation, select Reinstall macOS from the utilities window in macOS Recovery, then click Continue and follow the onscreen instructions.įollow these guidelines during installation:

how to do a clean install of macos high sierra how to do a clean install of macos high sierra

Reinstalling macOS does not remove data from your Mac.






How to do a clean install of macos high sierra