How to download and install macOS 10.12.6 on your MacHow do you install macOS Sierra? Here's how!
What's new in macOS
How to download and install macOS Sierra updates
Click on the Apple Menu icon in the upper left corner of your Mac's screen.
Select App Store from the drop down menu.
Click Update next to macOS Sierra in the Updates section of the Mac App Store.
Your Mac will need to restart after the download has been installed, so make sure your save your progress for any program you are currently working in.
How to turn on automatic updates
You don't have to manually update macOS every time a new one launches. You can turn on automatic updates and it will download in the background.
How to turn on automatic updates for macOS Sierra
How to download the macOS Sierra installer in full
Need to install the latest version of macOS Sierra on a blank disk? You'll need a full copy of the installer. Here's how to get it.
Click on the Apple icon () in the upper left corner of your screen.
Click on App Store...
Click on the P...
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How to download and install macOS 10.12.6 on your Mac
