2014 · No longer updated

Download OS X Yosemite 10.10

Yosemite brought the flat, iOS 7-inspired redesign and the first Continuity features between Mac and iPhone.

Official downloadIntel

Version: 10.10
Released: 16 October 2014
Latest build: 10.10.5
Processors: Intel

How to get OS X Yosemite 10.10

Direct download from Apple (.dmg)

Apple-hosted disk image containing the Yosemite installer package.

Download .dmg from Apple

Source: updates-http.cdn-apple.com (Apple)

Compatible Macs

Same hardware as El Capitan: iMac (Mid 2007 and later), MacBook Pro (Mid/Late 2007 and later), MacBook Air (Late 2008 and later), Mac mini (Early 2009 and later), Mac Pro (Early 2008 and later).

Not sure which Mac you have? See which macOS your Mac can run.

Get help from Apple

Apple Support Communities: Earlier Operating SystemsApple's official user forum for OS X Yosemite and other macOS versions before Sequoia.discussions.apple.comApple: How to download and install macOSApple's guide to the App Store, disk image and Terminal download methods, with compatibility rules.support.apple.com

Make a bootable USB installer

Once Install OS X Yosemite.app is in your Applications folder, plug in a USB drive named MyVolume (it will be erased) and run:

sudo /Applications/Install\ OS\ X\ Yosemite.app/Contents/Resources/createinstallmedia --volume /Volumes/MyVolume --applicationpath /Applications/Install\ OS\ X\ Yosemite.app

Full walkthrough: How to create a bootable macOS USB installer.

What's new in OS X Yosemite

Flat redesign
Handoff, Continuity and iPhone calls on the Mac
iCloud Drive

Questions

Can I still download OS X Yosemite 10.10 from Apple?

Yes. Apple still offers OS X Yosemite 10.10 for free. The download methods above all link to Apple's own servers or the Mac App Store.

What is the latest version of OS X Yosemite 10.10?

The final or latest build is 10.10.5, according to Apple's version list.

Which Macs can run OS X Yosemite 10.10?

Same hardware as El Capitan: iMac (Mid 2007 and later), MacBook Pro (Mid/Late 2007 and later), MacBook Air (Late 2008 and later), Mac mini (Early 2009 and later), Mac Pro (Early 2008 and later).