OS X 10.10.3

Mac OS X 10.10.3 was an update to Mac OS X 10.10 released on April 8, 2015. It has the following features:

The OS X Yosemite v10.10.3 update includes the new Photos app and improves the stability, compatibility, and security of your Mac.

With Photos you can: It’s easy to upgrade your iPhoto library to Photos - just open the app to get started. To learn more about Photos, visit: https://www.apple.com/osx/photos/
 * Browse your photos by time and location in Moments, Collections, and Years views
 * Navigate your library using convenient Photos, Shared, Albums, and Projects tabs
 * Store all of your photos and videos in iCloud Photo Library in their original format and in full resolution
 * Access your photos and videos stored in iCloud Photo Library from your Mac, iPhone, iPad, or iCloud.com with your web browser
 * Perfect your photos with powerful and easy-to-use editing tools that optimize with a single click or slider, or allow precise adjustments with detailed controls
 * Create professional-quality photo books with simplified bookmaking tools, new Apple-designed themes, and new square book formats
 * Purchase prints in new square and panoramic sizes

This update also includes the following improvements: Enterprise content
 * Adds over 300 new Emoji characters
 * Adds Spotlight suggestions to Look Up
 * Prevents Safari from saving website favicon URLs used in Private Browsing
 * Improves stability and security in Safari
 * Improves Wi-Fi performance and connectivity in various usage scenarios
 * Improves compatibility with captive Wi-Fi network environments
 * Fixes an issue that might cause Bluetooth devices to disconnect
 * Improves screen sharing reliability

For enterprise customers, this update includes the following: Security Content
 * Addresses an issue that could cause Macs bound to an Active Directory server to become unresponsive at startup
 * Provides the ability to set a umask that's respected by GUI apps
 * Fixes an issue installing a configuration profile for 802.1x with EAP-TLS
 * Resolves an issue where folders from a DFS share point might "disappear" when viewed from the Finder on some Macs

For detailed information about the security content of this update, see Apple security updates.