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HenryYang/macos11_dmg_iso.sh

Created December 16, 2020 16:32
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macOS 11.0 dmg to ISO
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macos11_dmg_iso.sh
hdiutil create -o /tmp/bigsur.cdr -size 18500m -layout SPUD -fs HFS+J
hdiutil attach /tmp/bigsur.cdr.dmg -noverify -mountpoint /Volumes/install_build
sudo /Applications/Install\ macOS\ Big\ Sur.app/Contents/Resources/createinstallmedia --volume /Volumes/install_build
hdiutil detach /Volumes/Install\ macOS\ Big\ Sur
hdiutil convert /tmp/bigsur.cdr.dmg -format UDTO -o ~/Desktop/bigsur.iso
mv ~/Desktop/bigsur.iso.cdr ~/Desktop/bigsur.iso && rm /tmp/bigsur.cdr.dmg
# https://magiclen.org/macos-catalina-iso/
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