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Once you have the "Install macOS High Sierra" app in your Applications folder, you’ll need a 16GB USB drive to make it bootable. Format the Drive Disk Utility to erase your USB. Set the format to Mac OS Extended (Journaled) and the scheme to GUID Partition Map Use Terminal download+macos+high+sierra+10136+exclusive
A download for is a deep dive into Apple's transition era. Released in July 2018, it served as the final chapter of the High Sierra lineage, bringing stability and essential features like AirPlay 2 to the Mac desktop. References (selected) Once you have the "Install macOS