Release of Windows 1.0

Windows 1.0 is the first major release of Microsoft Windows, a family of graphical user shells and operating systems for personal computers developed by Microsoft.

Summary from Wikipedia (CC BY-SA 4.0) · Dates from Wikidata (CC0)

Which happened first?

• Release of Windows 1.0 happened 1 year before Release of Mathcad
• Release of Windows 1.0 happened 2 years before Release of Windows 2.0
• Release of Windows 1.0 happened 2 years after Release of UNIX System V
• Release of Windows 1.0 happened 4 years after Release of MS-DOS
• Release of Windows 1.0 happened 4 years after Release of IBM PC DOS

Timeline

1. Release of IBM PC DOSAugust 1981
2. Release of MS-DOSAugust 12, 1981
3. Release of UNIX System V1983
4. Release of Windows 1.0 (this page)November 20, 1985
5. Release of Mathcad1986
6. Release of Windows 2.0December 9, 1987

Related

• Release of JavaMay 23, 1995
• Release of SkypeAugust 29, 2003
• Release of Windows 7October 22, 2009
• Release of Windows 10July 29, 2015
• Release of Windows 8October 26, 2012
• Release of Windows 11October 5, 2021
• Release of Windows 98June 25, 1998
• Release of Windows PhoneNovember 8, 2010