Sep 29, 2016. Dec 11, 2016.
Check compatibility
You can upgrade to OS X El Capitan from OS X Snow Leopard or later on any of the following Mac models. Your Mac also needs at least 2GB of memory and 8.8GB of available storage space.
MacBook introduced in 2009 or later, plus MacBook (13-inch, Aluminium, Late 2008)
MacBook Air introduced in late 2008 or later
MacBook Pro introduced in mid 2007 or later
Mac mini introduced in early 2009 or later
iMac introduced in mid 2007 or later
Mac Pro introduced in early 2008 or later
Xserve models introduced in early 2009
Please help to this article by more precise citations. ( February 2016) This timeline of Macintosh models lists all major types of computers produced by in order of introduction date. Also not listed are model numbers that identify software bundles. Models were often physically identical to other models, in which case they are omitted in favor of the identical twin. 
To find your Mac model, memory, storage space and macOS version, choose About This Mac from the Apple menu . If your Mac isn't compatible with OS X El Capitan, the installer will let you know.
Make a back-up
Before installing any upgrade, it’s a good idea to back up your Mac. Time Machine makes it simple, and other back-up methods are also available. Learn how to back up your Mac.
Get connected
It takes time to download and install OS X, so make sure that you have a reliable Internet connection. If you’re using a Mac notebook computer, plug it into AC power.
Download OS X El Capitan
For the strongest security and latest features, find out whether you can upgrade to macOS Catalina, the latest version of macOS.
If you still need OS X El Capitan, use this link: Download OS X El Capitan. A file named InstallMacOSX.dmg will download to your Mac. Apple macbook 17.
Install the macOS installer
Double-click the downloaded file to open a window showing its contents. Then double-click the file within, named InstallMacOSX.pkg.
Best macbook air apps free. Dec 27, 2019.
Follow the on-screen instructions, which will guide you through the steps necessary to install.
Begin installation
After installation of the installer is complete, open the Applications folder on your Mac, then double-click the file named Install OS X El Capitan.
Mac Os X El Capitan Download Dmg Torrent
Click Continue and follow the on-screen instructions. You may find it easiest to begin installation in the evening so that it can complete overnight, if needed.
Allow installation to complete
Please allow installation to complete without putting your Mac to sleep or closing its lid. Your Mac may restart, show a progress bar or show a blank screen several times as it installs both OS X and related updates to your Mac firmware.
Mac Os X El Capitan Download Dmg
Learn more
- OS X El Capitan won't install on top of a later version of macOS, but you can erase your disc first or install on another disc.
- You can use macOS Recovery to reinstall macOS.