製作 MacOS Tahoe 26.2 開機光碟(ISO)

JDP

softwareupdate --fetch-full-installer --full-installer-version 26.2

hdiutil create -o /tmp/tahoe -size 20000m -volname TahoeISO -layout SPUD -fs HFS+J

hdiutil attach /tmp/tahoe.dmg -mountpoint /Volumes/TahoeISO

sudo /Applications/Install\ macOS\ Tahoe.app/Contents/Resources/createinstallmedia --volume /Volumes/TahoeISO

hdiutil detach /Volumes/Install\ macOS\ Tahoe

hdiutil convert /tmp/tahoe.dmg -format UDTO -o ~/Desktop/Tahoe

mv ~/Desktop/Tahoe.cdr ~/Desktop/Tahoe.iso

Reference:
Download and Create macOS Tahoe 26.2 ISO File [Full Guide]
https://www.drbuho.com/how-to/macos-tahoe-iso