


If you're using a Mac notebook computer, plug it into AC power. It takes time to download and install OS X, so make sure that you have a reliable Internet connection. Time Machine makes it simple, and other backup methods are also available. If your Mac isn't compatible with OS X El Capitan, the installer will let you know.īefore installing any upgrade, it’s a good idea to back up your Mac. December 8, 2015: Apple fixed issues with Image Capture scanning that existed with 10.11.0, and 10.11.1, with the release of 10.11.2 at least for the Canon Pixma. September 30, 2015, Apple released Mac OS X 10.11, El Capitan. To find your Mac model, memory, storage space, and macOS version, choose About This Mac from the Apple menu . September 20, 2016, Apple released Mac OS Sierra and changed the minimum system requirements of its operating system. Mac Pro introduced in early 2008 or later Mac mini introduced in early 2009 or later MacBook Pro introduced in mid 2007 or later MacBook Air introduced in late 2008 or later MacBook introduced in 2009 or later, plus MacBook (13-inch, Aluminum, Late 2008) Your Mac also needs at least 2GB of memory and 8.8GB of available storage space. You can upgrade to OS X El Capitan from OS X Snow Leopard or later on any of the following Mac models. OS X El Capitan remains available for Mac computers that can't upgrade to macOS Catalina, Mojave, High Sierra, or Sierra, or that need to upgrade to El Capitan first.
