: Clean installs or upgrading older systems like Snow Leopard or Lion. Core OS Features (El Capitan 10.11)
Since 10.11.1 is a point release, it includes all primary El Capitan features: OS X El Capitan - App Store - Apple Mac OS X El Capitan 10.11.1 (15B42) InstallESD
: Introduced full Unicode 7.0 and 8.0 support, including the taco, burrito, and "middle finger" emoji. : Clean installs or upgrading older systems like
: Fixed issues with certain Audio Unit plug-ins and enhanced VoiceOver reliability. What is InstallESD.dmg? What is InstallESD
: Improved reliability of the installer when upgrading and fixed JPEG display issues in Preview (where images previously appeared as gray or green boxes).
The InstallESD.dmg file is the "Electronic Software Delivery" disk image containing the actual system files needed to install or restore the operating system. Key Features & Fixes in 10.11.1
This file is hidden inside the Install OS X El Capitan.app bundle. It is used by the system to perform the installation and can be extracted to create a . Location : Contents/SharedSupport/InstallESD.dmg.