Use a USB flash drive or other secondary volume to create a bootable installer.Use the App Store or a web browser to download and install an earlier macOS.Use the App Store to download and install the latest macOS. DREVO Calibur V2 TE RGB 60 Wired Mechanical Gaming Keyboard, 71-Key Small Compact, Work for PC/Mac, Detachable USB Type-C, Outemu Red Switch, Black 4.You can also use these methods to install macOS, if the macOS is compatible with your Mac: If the Mac logic board was just replaced, you may be offered only the latest macOS that is compatible with your Mac. If you just erased your entire startup disk, you may be offered only the macOS that came with your Mac, or the closest version still available.Otherwise you're offered the macOS that came with your Mac, or the closest version still available. If you use Option-Command-R during startup, in most cases you're offered the latest macOS that is compatible with your Mac.

On an Intel-based Mac: If you use Shift-Option-Command-R during startup, you're offered the macOS that came with your Mac, or the closest version still available.

When you install macOS from Recovery, you get the current version of the most recently installed macOS, with some exceptions: Key Features of CleanMyMac X: This Mac cleaner & booster helps clean tons of junk to tune up Mac performance. When the new owner starts up the Mac, they can use their own information to complete setup. What’s great about CleanMyMac compared to other best Mac cleaner apps on this list is that it has an intuitive interface that is available in more than 12 languages including French, Arabic, and Portuguese. 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.Select Reinstall macOS from the utilities window in macOS Recovery, then click Continue and follow the onscreen instructions.įollow these guidelines during installation:

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