hdiutil detach /volumes/Install\ macOS\ Sequoia hdiutil convert /tmp/Sequoia.dmg -format UDTO -o ~/Desktop/Sequoia.cdr mv ~/Desktop/Sequoia.cdr ~/Desktop/macOS_Sequoia.iso
Users searching for pre-made ISO files often land on forums, torrent sites, or unverified software repositories. The risks associated with downloading a pre-compiled "macOS Sequoia 15.5 ISO" include: macos sequoia 15.5 iso download
Obtain the installer via the Mac App Store or the softwareupdate terminal command: softwareupdate --fetch-full-installer --full-installer-version 15.x macos sequoia 15.5 iso download