If you are researching this for academic purposes (e.g., a cybersecurity or digital forensics paper on software distribution risks), I’d be glad to help you structure that paper safely and legally.
OS X 10.11 El Capitan: Legacy, Features, and Installation Guide Released on September 30, 2015, OS X 10.11 El Capitan Mac Os X 10.11 El Capitan Iso Download
If you or anyone in your family downloaded El Capitan when it was current (2015-2018), it remains in your Apple ID purchase history. If you are researching this for academic purposes (e
An ISO works, but a direct USB installer is better. Use the same createinstallmedia command but point to a USB drive (e.g., /Volumes/MyUSB ) instead of a DMG. /Volumes/MyUSB ) instead of a DMG.