macos.md

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macOS Catalina Installations ISO erstellen

Create a DMG Disk Image

hdiutil create -o /tmp/Catalina -size 8500m -volname Catalina -layout SPUD -fs HFS+J

Mount it to your macOS

hdiutil attach /tmp/Catalina.dmg -noverify -mountpoint /Volumes/Catalina

Create macOS Catalina Installer

sudo /Applications/Install\ macOS\ Catalina.app/Contents/Resources/createinstallmedia --volume /Volumes/Catalina --nointeraction

Unmount Catalina Disk

hdiutil detach /volumes/Install\ macOS\ Catalina

Convert the dmg file to a iso file

hdiutil convert /tmp/Catalina.dmg -format UDTO -o ~/Desktop/Catalina.cdr

Rename and Move to Desktop

mv ~/Desktop/Catalina.cdr ~/Desktop/Catalina.iso

macports ... "Possible corrupt PortIndex ..."

bash -c 'cd "$(dirname $(port file bashdb))/../../" && /opt/local/bin/portindex -f .'