How to easily install or reinstall macOS Sierra on your Mac

Do you have a Mac that you want to install macOS Sierra on? Did an operating system update or an update for another program caused the Mac to run incredibly slow? If so, maybe you want to reinstall macOS Sierra to speed up the computer.

I will show you all the steps to take in order to install or reinstall macOS Sierra on your Mac. I will walk through booting the computer to the installer flash drive to configuring the hard drive or ssd so that you can install macOS Sierra and also making sure all the macOS settings are correct during the setup.

Here is a complete list of all the officially supported Macs that are able to install and run macOS Sierra (10.12.6).

iMacs
Late 2009 21.5” iMac
Late 2009 27” iMac
Mid 2010 21.5” iMac
Mid 2010 27” iMac
Mid 2011 21.5” iMac
Mid 2011 27” iMac
Late 2011 21.5” iMac
Late 2012 21.5” iMac
Late 2012 27” iMac
Early 2013 21.5” iMac
Late 2013 21.5” iMac
Late 2013 27” iMac
Mid 2014 21.5” iMac
Late 2014 27” Retina 5K iMac
Mid 2015 27” Retina 5K iMac
Late 2015 21.5” iMac
Late 2015 21.5” Retina 4K iMac
Late 2015 27” Retina 5K iMac
2017 21.5” iMac
2017 21.5” Retina 4K iMac
2017 27” Retina 5K iMac

MacBooks
Late 2009 13” MacBook
Mid 2010 13” MacBook
Early 2015 12” Retina MacBook
Early 2016 12” Retina MacBook
2017 12” Retina MacBook

MacBook Pros
Mid 2010 13” MacBook Pro
Mid 2010 15” MacBook Pro
Mid 2010 17” MacBook Pro
Early 2011 13” MacBook Pro
Early 2011 15” MacBook Pro
Early 2011 17” MacBook Pro
Late 2011 13” MacBook Pro
Late 2011 15” MacBook Pro
Late 2011 17” MacBook Pro
Mid 2012 13” MacBook Pro
Mid 2012 15” MacBook Pro
Mid 2012 15” Retina MacBook Pro
Late 2012 13” Retina MacBook Pro
Early 2013 13” Retina MacBook Pro
Early 2013 15” Retina MacBook Pro
Late 2013 13” Retina MacBook Pro
Late 2013 15” Retina MacBook Pro
Mid 2014 13” Retina MacBook Pro
Mid 2014 15” Retina MacBook Pro
Early 2015 13” Retina MacBook Pro
Mid 2015 15” Retina MacBook Pro
2016 13” MacBook Pro with Two Thunderbolt 3 Ports
2016 13” MacBook Pro with Four Thunderbolt 3 Ports
2016 15” MacBook Pro
2017 13” MacBook Pro with Two Thunderbolt 3 Ports
2017 13” MacBook Pro with Four Thunderbolt 3 Ports
2017 15” MacBook Pro

MacBook Airs
Late 2010 11” MacBook Air
Late 2010 13” MacBook Air
Mid 2011 11” MacBook Air
Mid 2011 13” MacBook Air
Mid 2012 11” MacBook Air
Mid 2012 13” MacBook Air
Mid 2013 11” MacBook Air
Mid 2013 13” MacBook Air
Early 2014 11” MacBook Air
Early 2014 13” MacBook Air
Early 2015 11” MacBook Air
Early 2015 13” MacBook Air
2017 13” MacBook Air

Mac Minis
Mid 2010 Mac mini
Mid 2010 Mac mini Server
Mid 2011 Mac mini
Mid 2011 Mac mini Server
Late 2012 Mac mini
Late 2012 Mac mini Server
Late 2014 Mac mini

Mac Pros
Mid 2010 Mac Pro
Mid 2010 Mac Pro Server
Mid 2012 Mac Pro
Mid 2012 Mac Pro Server
Late 2013 Mac Pro

macOS Sierra requires at least:
2 GB of RAM/Memory
8.8 GB of available disk space
One of the computers listed above
If you are performing an upgrade, you need OS X v10.7.5 or later in order to install the upgrade.


Let me know if you have any problems or questions and I will be glad to help.

Music provided by:
Getting Ready 46 at mixkit.co