Apple today unveiled new versions of iOS, watchOS, tvOS, and macOS, all of which are jam-packed with new features. iOS in particular was referred to as Apple's biggest iOS update ever, with major improvements to Messages, Apple Music, Siri, and tons of other minor features.

It took Apple two hours to go over all of the features in the four operating systems and it was still a lot to take in, so we made a seven minute recap video that features all of the need-to-know highlights.

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Stay tuned to MacRumors.com going forward because we're going to be sharing in-depth videos highlighting new features in iOS, macOS, watchOS, and tvOS throughout the coming weeks, and we'll be publishing detailed roundups with everything you need to know about all of Apple's upcoming software updates.

All of the four operating systems are currently available to developers only with a release slated for the fall of 2016.