
Step 2: Connect the aforementioned USB flash drive to your Mac, and then launch the Disk Utility app to format the connected flash drive. The app will be titled, “Install macOS High Sierra”. Step 1: To begin, download macOS High Sierra 10.13 installer app from the Mac App Store. Now that we have that covered, let’s proceed with the actual installation.

You can find compatibility for High Sierra here: macOS 10.13 High Sierra Compatibility: Full List Of Macs Compatible With Apple’s Latest Desktop OS.

A compatible version of Mac running any version of OS X/macOS.
