Samsung has started rolling out Android 7.0 Nougat update for Galaxy S6 and Galaxy S6 edge in India Android 7.0 Nougat update for the Galaxy S6 is 1235.04MB in size and has build number G920IDVU3FQD1. For the Galaxy S6 edge, it is 1247.36MB in size and has build number G925IDVU3FQD1.
The update brings several UX and performance fixes, including improvements to notifications, multi-window mode, always-on display, and enhancements to the system upgrade and app installation process.
you get the option to add a blue light filter to limit the amount of blue light emitted by the screen and high-performance mode that increases the display brightness by 10%. It also includes Android security patch for the month of March 2017.