How to Downgrade from OS X El Capitan & Revert to Prior Mac OS X Version

Most Mac users are happy with OS X El Capitan, but for some situations, the new version of OS X 10.11 is unusable for one reason or another. Perhaps it’s running worse than before, slow, or unstable, or maybe some important piece of software is not compatible with El Capitan, like some versions of Office. Whatever the reason, a solution for these situations can be to downgrade from OS X El Capitan and revert back to the prior version of OS X that was running on that Mac.













