Mac Pro introduced in early 2008 or later Xserve models introduced in early 2009. 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.

Back in the days before Mac OS X Lion launched in 2011 there wasn't a Recovery partition, instead you needed to have a physical disc with the software on it and an optical drive to insert it into. How to Install OS X Mountain Lion on Your PC With IAtkos Requirements: - An existing Windows computer/Mac/Hackintosh: This is the computer where you … 'An Error Occurred While Preparing the Installation' Fix

Creating a Bootable Flash Drive With OS X Lion

Bugs & Fixes: Troubleshooting Installing Mac OS X Lion Install failed. Mac OS X Lion couldn’t be installed, because the disk (volume name) is damaged and can’t be repaired. Click restart to restart your computer and try installing again. How to install Mac OS X Lion in Virtualbox

May 28, 2018

Jul 24, 2015 Mac OS X Lion 10.7.5 DMG Free Download - All Mac World May 23, 2018 How to Clean Install Mac OS X Mountain Lion 10.8 using USB There are several Macs from which users can install at no additional charges. But, if you have never upgraded your Mac or any older version of Mountain Lion you still have the option to purchase the license for Mountain Lion as Apple lets you purchase Lion OS X 10.7, Snow Leopard OS X 10.6, and Mountain Lion (OS X 10.8).