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How to clean install mac os sierra from usb pc how to#
How to clean install mac os sierra from usb pc password#

How to clean install mac os sierra from usb pc how to#

Use the App Store to download and install the latest macOS or an earlier macOS. How to Create macOS Sierra Bootable USB Drive from Windows PC Apple has already renamed its desktop operating system, OS X, to macOS and announced the upcoming macOS Sierra operating system.

You can also use these methods to install macOS, if the macOS is compatible with your Mac:

If you just erased your entire startup disk, you might be offered only the macOS that came with your Mac, or the closest version still available.

If the Mac logic board was just replaced, you might be offered only the latest macOS that is compatible with your Mac. Put the macOS High Sierra installer on an external USB thumb drive or hard drive and use it to install the operating system on a Mac.

Or you can use Option-Command-R during startup to be offered either the latest macOS that is compatible with your Mac, or in some cases the macOS that came with your Mac or the closest version still available.

On an Intel-based Mac, you can use Shift-Option-Command-R during startup to be 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: I plugged in the USB to my iMac, held the option key and than the USB didn't show up. It all went well and the USB was located in the Finder as Install macOS Sierra.

You can opt for fresh installation in scenarios when Mac is experiencing shutdown issues, is crashing, has an unusual startup, or is running slow. It is just like giving a fresh start to your Mac with a new macOS. First I created a bootable USB via my MBP 2016 using the Terminal. Clean Install of macOS Sierra Clean Install of macOS Sierra erases all data on the startup drive and switches it with a clean OS copy. When the new owner starts up the Mac, they can use their own information to complete setup. So I thought that maybe the installer was at fault so I created a bootable USB. This is should be located in your Applications folder.

If you're selling, trading in, or giving away your Mac, press Command-Q to quit the assistant without completing setup. Open Disc Creator and click the Select the OS X Installer button. 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.

How to clean install mac os sierra from usb pc password#

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: Reinstalling macOS does not remove data from your Mac.