Picture in Picture If you’re watching a web video, you can pull it out into its own stand-alone window. When you switch to another app window, the video window stays on top.
Tabs Tabs are now built into every window of the operating system to help keep down the screen clutter. Tabs can also be used by third-party apps.
Universal Clipboard A clipboard that is accessible by any Apple device. Cut or copy on your iPhone and you can paste on your Mac.
Apple also updated Photos for Mac with new features. A new Memories tab appears along with the Photos, Shared, Albums, and Projects tab. In Memories, Photos for Mac automatically makes slideshows and collections of photos based on events, people, places, and more.
The company also says that Photos for Mac will have improved facial recognition, a world map where you can display your pictures, and search based on objects and scenery.
A developer preview of macOS Sierra is new available to members of Apple’s Developer program. A public beta will be available in July and users can sign up for it online. Apple says the final version of macOS Sierra will be released in the fall. Learn more about macOS Sierra on Apple's preview site.
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