However, if you’re like me, then the chances are that you’ll want to take the opportunity to back up the data that you require and use the El Capitan release as an opportunity to purge and start again with a fresh, clean install of the platform. It’s logical to assume that the majority of Mac owners with a compatible computer will want to simply go through the automated process of upgrading from a current installation of OS X Mavericks or Yosemite to the latest El Capitan release.