Apple provides the official createinstallmedia command, which is simpler and safer than dd . After downloading the Install OS X El Capitan.app into your Applications folder, run:
Convert the .cdr file into a universally readable .iso file:
Run the .pkg file to place the "Install OS X El Capitan" app into your folder. mac os x el capitan 10.11 6 iso download 720p
For a smooth virtual experience on a Windows host, setting the resolution to 720p ( ) is often ideal for performance. Steps for VirtualBox:
Released in 2016, OS X El Capitan (version 10.11) was Apple’s fifteenth major release. The 10.11.6 update was the last security and stability patch for the El Capitan line. Key features include: Steps for VirtualBox: Released in 2016, OS X
Released by Apple in 2016, OS X El Capitan (version 10.11.6) remains a landmark operating system. It represents the peak of refinement for the classic OS X era before Apple rebranded its desktop software to macOS. Known internally during development as a "refinement release," El Capitan took the visual overhaul introduced by Yosemite and focused heavily on under-the-hood performance, stability, security, and user experience tweaks.
# Create a blank disk image hdiutil create -o /tmp/ElCapitan.cdr -size 8000m -layout SPUD -fs HFS+J # Mount the blank image hdiutil attach /tmp/ElCapitan.cdr.dmg -noverify -mountpoint /Volumes/install_build # Base the installer files onto the disk image sudo /Applications/Install\ OS\ X\ El\ Capitan.app/Contents/Resources/createinstallmedia --volume /Volumes/install_build --applicationpath /Applications/Install\ OS\ X\ El\ Capitan.app --nointeraction # Unmount the newly created installer volume hdiutil detach /Volumes/Install\ OS\ X\ El\ Capitan # Convert the CDR file into a standard ISO format hdiutil convert /tmp/ElCapitan.cdr.dmg -format UDTO -o /tmp/ElCapitan.iso # Move the ISO file to your desktop for easy access mv /tmp/ElCapitan.iso.cdr ~/Desktop/ElCapitan.iso Use code with caution. It represents the peak of refinement for the
A: Probably not directly. Newer Macs (e.g., 2018 and later) often have firmware that refuses to boot older operating systems. Your best option is to run El Capitan inside a virtual machine as described above.
If you intend to install El Capitan on a physical Mac or PC, you need to flash this ISO file to a USB flash drive (minimum 16 GB capacity). On Windows (Using Rufus or BalenaEtcher) Insert your USB flash drive.