: Minimum of 4GB RAM (8GB recommended for smoother performance).
If you have an existing El Capitan USB installer (created with createinstallmedia on a Mac), you can image it to ISO on Linux: macosxelcapitan10111imageiso work
hdiutil create -o ~/Desktop/ElCapitan10.11.1.cdr -size 7.2g -layout SPUD -fs HFS+J -type UDTO -attach ~/Desktop/InstallESD.dmg : Minimum of 4GB RAM (8GB recommended for
Once your ISO boots successfully, you will see the macOS Utilities screen. Many users get stuck here because the installer won't show any available hard drives to install onto. To fix this, you must manually format your virtual disk: Select from the menu and click Continue . To fix this, you must manually format your
: Use the official Apple Support page to download the El Capitan disk image. Extract the App : Open the downloaded .dmg .
Simply double-clicking the downloaded .dmg file will make it work as an installer. It acts as an envelope. You must unpack the actual operating system files first. Double-click InstallMacOSX.dmg to mount the virtual disk.
(Note: The volume name may be slightly different, like Install OS X El Capitan ; check in your Finder sidebar for the exact name).