

Sudo /Applications/Install\ macOS\ High\ Sierra.app/Contents/Resources/createinstallmedia -volume /Volumes/MACINSTALL -applicationpath /Applications/Install\ macOS\ High\ Sierra.app -nointeraction &say Done – Open Terminal and paste the following command Now, all we want is to put this file into the flash drive so that the laptop boots up with this installed file. This will be saved in your Finder > Applications folder.Go to Mac App Store and download MacOS Sierra.Leave the scheme as ‘Master Boot Record’.

Choose Mac OS Extended (Journaled) as the format.

