The basic edition would be later renamed to Windows/286 with the release of Windows 2.1 in 1988. IBM's PS/2 Model 25, which had an option to ship with a 'DOS 4.00 and Windows kit' for educational markets, shipped Windows with 8086 hardware. Despite its configuration, the variant was fully operational on an 8088 or 8086 processor, although the high memory area would not be available on an 8086-class processor however, expanded memory could still be used. The basic edition supported the 8086 mode of the 80386 microprocessor. The operating environment came in two different variants with different names and CPU support. The operating environment was succeeded by Windows 2.1 in May 1988, while Microsoft ended its support on December 31, 2001. had filed a lawsuit against Microsoft in March 1988 after accusing them of violating copyrights Apple held, although in the end, the judge ruled in favor of Microsoft. Due to the introduction of overlapping windows, Apple Inc. Noted as an improvement of its predecessor, Microsoft Windows gained more sales and popularity after the release of the operating environment, although it is also considered to be the incarnation that remained a work in progress. It also introduced Microsoft Word and Excel, and integrated the Control Panel.

Windows 2.0 differs from its predecessor by allowing users to overlap and resize application windows, while the operating environment also introduced desktop icons, keyboard shortcuts, and support for 16-color VGA graphics. The product includes two different variants, a base edition for 8086 real mode, and Windows/386, an enhanced edition for i386 protected mode. It was released to manufacturing on December 9, 1987, as a successor to Windows 1.0. Windows 2.0 is a major release of Microsoft Windows, a family of graphical operating systems for personal computers developed by Microsoft. Please remember to vote and to mark the replies as answers if they help.2.03 / December 9, 1987 35 years ago ( ) This data may change after the October 5 release:ħ > upgrade to 10 (2004 or 20H1 or higher) > 11Ĩ > 8.1 > upgrade to 10 (2004 or 20H1 or higher) > 11ġ0 (2004 or 20H1 or higher) > upgrade to 11

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