Satya Nadella was appointed as CEO on 4 February 2014. The last 2 windows releases were: Windows 10, released on the 29 July 2015 Windows 8.1, released on th

Satya Nadella was appointed as CEO on 4 February 2014. The last 2 windows releases were: Windows 10, released on the 29 July 2015 Windows 8.1, released on the 17 October 2013 So it is safe to assume that the author was referring to the Windows 10 release https://en.wikipedia.org/wiki/Satya_Nadella https://en.wikipedia.org/wiki/Satya_Nadella https://en.wikipedia.org/wiki/List_of_Microsoft_Windows_versions https://en.wikipedia.org/wiki/List_of_Microsoft_Windows_vers...