

Installing Mac OS X El Capitan Safely on Your Mac Device Backup Your Mac - Perform a backup before downloading and installing Mac OS X El Capitan- you need to protect your important documents and files, thus you may have to back them up somewhere before starting the download and installation process.For other third party apps, you may need some manual updates from manufacturer websites to complete such updates. You can simply launch App store and click on “Updates” on the tool bar if you want to update the apps you bought from Apple store. Updates - Make sure your third party Apps are updated before installing Mac OS X El Capitan.You need to upgrade your Mac and get access to Mac Apple store for a small fee in order to get the most out of your Mac OS X El Capitan. Register - Register to access the Mac Apple store.

Yosemite will normally require a Hard drive space of up to 5GB, but the new El Capitan will require between 15g and 20gb of space on your hard drive for successful download and installation.

Apple has provided a list of the Mac supported by the new Mac OS X El Capitan and if you are already running the Mavericks or Yosemite, the same lists may also apply to the El Capitan.
