To do that, we looked at the entire system and refined it app by app. With OS X Yosemite, we set out to elevate the experience of using a Mac. Fixes an issue that may cause Bluetooth devices to disconnect.Improves compatibility with captive Wi-Fi network environments.Improves WiFi performance and connectivity in various usage scenarios.Improves stability and security in Safari.Prevents Safari from saving website favicon URLs used in Private Browsing.This update also includes the following improvements: To learn more about Photos, please visit: It’s easy to upgrade your iPhoto library to Photos - just launch the app to get started. Purchase prints in new square and panoramic sizes.Create professional-quality photo books with simplified bookmaking tools, new Apple-designed themes, and new square book formats.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.Access your photos and videos stored in iCloud Photo Library from your Mac, iPhone, iPad, or with any web browser.Store all of your photos and videos in iCloud Photo Library in their original format and in full resolution.Navigate your library using convenient Photos, Shared, Albums, and Projects tabs.Browse your photos by time and location in Moments, Collections, and Years views.Fixes an issue in QuickTime Player that prevented playback of Windows Media files.Fixes an issue in Photos that prevented importing videos from GoPro cameras.Improves compatibility with certain email servers when using Mail.

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