Apple today released watchOS 3, the newest version of the operating system that runs on the Apple Watch. watchOS 3 is a significant update to the watchOS operating system, introducing an overhauled interface, new apps, new watch faces, and impressive performance improvements.
watchOS 3 can be downloaded through the dedicated Apple Watch app on the iPhone by going to General -> Software Update. To install the update, the Apple Watch must have 50 percent battery, it must be placed on the charger, and it must be in range of the iPhone. watchOS 3 is available for all Apple Watch models, but requires an iPhone running iOS 10 to install, which was also released today.
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Apple Releases watchOS 3 With App Dock, Instant Launching, New Watch Faces, Breathe, and More