hdiutil create -o ~/Desktop/macOS -size 14g -layout SPUD -fs JHFS+
Open the and search for the desired version (e.g., "macOS Sequoia", "macOS Sonoma").
✅ Download the official installer from Apple, then convert it to an ISO yourself.
For older macOS versions (e.g., High Sierra, Mojave), Apple provides .dmg files directly on their support site. These can be converted to ISO using hdiutil .
