wndows By facebooker_100000183702572 Feb 21, 1971 windows inicia Feb 21, 1981 El amanecer de MS-DOS Feb 21, 1982 windows 01 Feb 21, 1987 windows 2.0 Mar 23, 1990 windows 3.0 Feb 21, 1995 windows 95 May 24, 1998 windows 98 Feb 21, 2000 windows 2000 professional Aug 31, 2001 2001–2005: Windows XP Feb 21, 2006 2006–2008: Windows Vista Apr 20, 2009 2009: Windows 7 Feb 21, 2012 2012: Windows 8
