Apple's latest desktop operating system, macOS Sierra, will be pushed out starting September 20th, the company announced today on its website after the annual fall iPhone event. The new version is the first to carry Apple's updated naming scheme — to better confirm with watchOS and tvOS — and marks the retirement of OS X from company's product lineup.

The big additions this year include Siri for the Mac, improved file syncing with iCloud, a universal clipboard that lets you share copied items across Apple devices, and a picture-in-picture mode for certain apps like iTunes and Safari. There's also another neat Continuity feature that now allows your Apple Watch to unlock your Mac.

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