• 1985

Software Description

Windows 1.0 is a 16-bit graphical operating environment, developed by Microsoft Corporation and released on 20 November 1985. It was Microsoft's first attempt to implement a multi-tasking graphical user interface-based operating environment on the PC platform. Windows 1.0 was the first version of Windows launched. It was succeeded by Windows 2.0 and support was discontinued on 31 December 2001.