


Your Mac will restart and proceed with the installation.If you have other applications open, the installer will ask to close those apps.The installer will tell you it needs to restart the Mac to proceed.Enter this information and click Add Helper. You must enter the username and password for the new “helper tool” that the installer wants to install.Select your Mac’s startup drive and click Install.Read the software license agreement and click Agree.It will be saved to your Applications folder. You can quit (Command-Q) if you want to run the installer later. When the download finishes, the installer will automatically launch.When you’re ready, click the Download button at the upper left.

This should bring you to the High Sierra section of the App Store, and you can read Apple’s description of the new OS there.You can also do a search, but you’ll probably find it in the top marquee carousel or somewhere in the Features section of the store. Look for macOS High Sierra in the App Store.Launch the App Store app, located in your Applications folder.
