Google unveiled Android N at its annual developer conference event I/O 2016. The beta version of the firmware is currently available for download but actual release of the OS is expected to happen after a couple of months.
The Android N update schedule for its devices, however, SamMobile has reported, citing insiders, that devices like the Galaxy S6, Galaxy S6 edge, Galaxy S6 edge+, Galaxy S7, Galaxy S7 edge, and Galaxy Note 5 will be the first to get the new firmware, and it is expected to happen in the fourth quarter of this year. It went on to claim that the OS should come to the Galaxy Tab S2 sometime next year.
The public beta of the firmware is currently available to Google Nexus phones via OTA (over-the-air), but it is just for testing. It comes with features like multi-window, direct reply notifications, Google Assistant, Clear All, Improved file browser, VR interface, bundled notifications, Data saver, Extra power efficiency and improved Java 8 language support.