Update: As expected, Apple reveals iOS 10, macOS ("Sierra"), WatchOS 3, and tvOS 10, but does not mention the much-awaited MacBook Pro 2016. 

iOS 10 includes ten new tent pole features like all-new lock screen, new Siri(SDK), QuickType, new Photos, new Memories, Maps with new UI and more Proactive, Music, News, HomeKit , Phone and Messages. the upcoming iOS also feature collaborative Notes, more stable and editable Live Photos, Split View in Safari for iPad, and much more. iOS 10 will be released to public this fall, and its first beta will be sent to developers this July. 

The watchOS 3 has a number of features, including faster application launch times, a new Scribble input method, Control Center, an SOS mode with support for emergency calls, a Breathe app and much more. A developer-only preview of watchOS 3 is available starting June 13, but the final edition will come this fall. 

The tvOS 10 comes with improvements for the universal search feature, support for four MFi game controllers, Single Sign-On for video apps, a new dark mode, Automatic Downloads for Apple TV apps and more. It is available today for developers, will come this fall. 

OS X is called macOS now, first major version is macOS Sierra, features Auto Unlock, which allows you to automatically unlock your Mac with your Apple Watch; Universal Clipboard, work across macOS and iOS. 

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WWDC 2016 Preview

Apple's WWDC 2016 will start today and conclude on June 17, 2016. Apple is set to hold the event at Bill Graham Civic Auditorium located in San Francisco, California. Apple changed the venue because of the space constraints. The last WWDC was held at Moscone West convention center. The venue is set to accommodate more people.

According to Know Your Mobile, Apple WWDC 2016 is one of the most sophisticated conferences for developers to attend. With each WWDC, Apple has made some great announcements relating to its products and Apple platforms. One of most anticipated announcements is for iOS 10. It is reported that iOS will incorporate some major features and upgrades. Apple is also set to rechristen OS X into macOS as a strategy for Apple's branding.

Other expected updates from Apple WWDC 2016 will revolve around App store, Apple Music, Siri-Smart Speaker, Apple TV, iPhone, etc. Apple is all set to launch iPhone 7 this year and announcements for the same at WWDC are expected. Apple would expect that the launch of iPhone 7 would revive the growth of its iPhones because the growth has been stagnant in recent times for the same.  Announcements relating to iPhone 7, iPhone 7 Plus and iPhone 7 Pro are speculated at the event. iPhone 7 Pro is set to have an advanced dual-lens camera, Apple Pencil, and Keyboard. Some of these features were found exclusively in iPad Pro Line.

Apple is also set to make some upgrades and open Siri for third-party developers. This move of Apple is seen have made to match Amazon's Echo and Google's Google Assistant, and also make Siri more usable with other variety of applications. Apple is also eyeing to have influence in the Artificial Intelligence arena, which is said to be a major game-changer in the future, reported CNET.

According to Telegraph, In Apple WWDC 2016, they will announce changes in the App Store design. The App Store might allow developers to have more exposure on the search feature with paid method. This will be a revenue source for the Apple. With iOS 10, Siri might have the ability to answer the calls for the users. Apple will also make some unnecessary apps easier to hide, though deleting those is not an option as yet.

According to Mirror, Apple WWDC is also set to announce the launch of the Apple WatchOS 3 with enhanced performance and additional features for health apps. It is not sure if Apple will aggressively market Apple TV as one of the streaming TV services combating the TV Streaming giant, Netflix. Apple might announce new MacBook Pro with a change in the size, look and feel for its new versions. With Apple WWDC 2016, we might even see Apple Pay Features that allows monetary transactions with the help of the app.