hdiutil attach /tmp/ElCapitan.cdr.dmg -noverify -mountpoint /Volumes/install_build createinstallmedia (Apple’s official tool) to copy the installer files:
Older installers often have expired security certificates, which can cause the "This copy of the Install OS X El Capitan application cannot be verified" error. Installation Tip: The Date Trick mac os x el capitan 1011 6 iso download gratis work
If you're still interested in downloading Mac OS X El Capitan 10.11.6 ISO, follow these steps: hdiutil attach /tmp/ElCapitan
Always use official sources to ensure the file is safe and works as intended. Official Apple Download : You can get the El Capitan disk image directly from Apple Support What you get : A file named InstallMacOSX.dmg Apple Support 2. Prepare the Installer Application mac os x el capitan 1011 6 iso download gratis work