Windows 1.0
Operating system
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Windows 1.0 is the first major release of Microsoft Windows, a family of graphical operating systems for personal computers developed by Microsoft. It was first released to manufacturing in the United States on November 20, 1985, while the... Wikipedia
Release date: November 20, 1985
Developer: Microsoft Corporation
License: Proprietary software
Latest release: 1.04 / April 1987; 37 years ago
Source model: Closed source