Windows By anaatndz 1981 Windows MS-DOS 1.0 Nov 20, 1985 Windows 1.0 Nov 20, 1986 Windows 1.02 Dec 9, 1987 Windows 2.0 Nov 13, 1988 Windows 2.3 May 22, 1990 Windows 3.0 Aug 24, 1995 Windows 95 Jun 25, 1998 Windows 98 Feb 17, 2000 Windows 2000 Aug 22, 2009 Windows 7 Aug 29, 2012 Windows 8 Jul 29, 2014 Windows 10 Oct 5, 2021 Windows 11