Finding a clean, uncompromised DMG file requires caution. Apple primarily distributes older operating systems through the Mac App Store or recovery servers rather than direct DMG links. Method 1: Download via the Mac App Store (Official)
2 GB minimum (4 GB or more highly recommended) macos high sierra 10.13.1 dmg
To install macOS High Sierra 10.13.1 from the DMG file: Finding a clean, uncompromised DMG file requires caution
hdiutil convert /tmp/HighSierra.dmg -format UDZO -o ~/Desktop/macOS_High_Sierra_10.13.1.dmg Use code with caution. Finding a clean