hdiutil create -o /tmp/MacOSImage -size 16384m -volname macOS -layout SPUD -fs HFS+J
The following validated procedure uses only Apple-signed tools and requires a Mac with access to the Mac App Store. download macos iso
Apple uses the following formats:
shasum -a 256 ~/Desktop/macOS_Sonoma.iso Therefore, users must only obtain source installers directly
Third-party ISO files may contain malware, modified system files, or spyware. In 2021, security researchers identified multiple “macOS ISO” torrents containing the EvilQuest ransomware. Therefore, users must only obtain source installers directly from Apple. create a bootable installer
Download macOS ISO: The Complete Guide (2026) Whether you are looking to set up a virtual machine on Windows, create a bootable installer, or archive a specific system version for legacy software, obtaining a is the critical first step.
There are several types of macOS ISOs available, each with its own specific purpose: