

How to erase, install or reinstall macOS in Recovery Mode While Leopard did a great job, Snow Leopard arrives to refine it even more. Leopard gives a spectacular leap, introducing Time MachineBoot Camp, QuickLook, and full support for bit software. Your Mac might restart and show a progress bar several times, and the screen might be empty for minutes at a time. Installing or reinstalling macOS in Recovery ModeĪllow installation to complete without putting your Mac to sleep or closing its lid. 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.

Follow these guidelines during installation: If macos installer asks to unlock your disk, enter the password you use to log in to your Mac.

Intel processor Make sure that your Mac download a connection to the internet. Apple silicon Turn on your Mac and continue to press and hold the power button until you see the startup options window. Start up from macOS Recovery Determine whether you're using a Mac with Apple siliconthen follow the appropriate steps. When you install macOS from Recovery, you get the current version of the most recently installed macOS, with some exceptions. When the new owner starts up the Mac, they can use their own recovery to complete setup.
