To download macOS High Sierra 10.13.6, you can use several official methods depending on your current system and whether you need a full installer or just an update. While Apple primarily distributes macOS through the App Store, specific are available for older versions or update packages. 1. Official Full Installer (App Store Link)
file in your Applications folder. To convert this to a bootable DMG, you can use the createinstallmedia command in Terminal: Microsoft Community Hub Format a USB drive (at least 16GB) as Mac OS Extended (Journaled) and name it Run the command: