how to make a bootable usb mac os sierra

Open the Terminal application in Mac OS, located in /Applications/Utilities/.

Connect the USB flash drive to the Mac, rename the drive to “HighSierra” for easy identification – remember the USB drive will be formatted and erased to become the High Sierra installer.

Check to have “Install macOS 10.13 Beta.app” in the Applications folder of your Mac, this is where it defaults to download.

How to Create macOS High Sierra Beta USB Install Drive This guide shows how to create a macOS 10.13 beta installer with the current developer beta preview release, but the same principles will be true with the public beta when that is available as well. The macOS High Sierra beta install application downloaded from the Mac App Store ( direct link) and located in the /Applications/ folder.

A USB flash drive (16GB or larger) you don’t mind formatting to become the High Sierra installer.

MacOS High Sierra Bootable USB Drive Requirementsīefore getting started, you’ll need two things This tutorial will show you how to make a bootable macOS High Sierra 10.13 beta installer, the boot drive will work to update or install macOS 10.13 onto any High Sierra compatible Mac.

How to make a bootable usb mac os sierra