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OS X El Capitan - Wikipedia
GitHub - chris1111/Mac-OSX-Install-DVD-Creator
Five Essential Mac OS X Tips
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14 Problems With Mac OS X 10.11 And How To Fix Them | Digital Trends
File:OS X El Capitan logo.svg - Wikimedia Commons
ERASE MAC HARD DRIVE AND REINSTALL OS X! EASIEST METHOD! - YouTube
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Apple launched its revolutionary OS X 21 years ago | AppleInsider
