Windows 1.01 to 2.11 - Titane73/IT115-wiki-project GitHub Wiki

Contributed by Yingheng He (Hank)

Windows 1.01

Introduced in 1985, Windows 1.01 is the first improved version of Windows1.0. Windows 1.0 was Microsoft's first attempt at a user graphical interface for a PC operating platform and the first version of Windows operating system released by Microsoft. It is based on the MS-DOS operating system. In fact, version 1.0 itself is not an operating system, but at most is a DOS-based application.

In this system, the role of the mouse gets special attention, users can click the mouse to complete most of the operation. Windows 1.0 came with some simple applications, including calendar, notepad, calculator, and more. Another notable feature of Windows 1.0 is that it allows users to execute multiple programs simultaneously and switch between them, which is unthinkable for DOS.

Windows 1.03

Version 1.03 was released after a couple months of last version 1.02 in 1986. It is a little upgraded from version 1.02. It features additional device drivers, an improved SDK and updated Control Panel, Reversi, Write, and Paint to 1.03, the rest is 1.02

Windows 1.X version

windows1.0

Windows 2.03

Windows 2.0 is a 16-bit operating environment from Microsoft released on December 9, 1987, and its superseded Windows 1.X. Compare to windows 1.X, Windows2.03 had these new features:

  • Overlapping windows (Windows 1.x could only tile windows)

  • Better keyboard shortcuts

  • Improved Shell design

  • VGA graphic support

  • EMS memory support

  • First Windows to have minimization and maximization

  • The first Windows versions of Microsoft Word and Microsoft Excel ran on Windows 2.0.

Windows 2.11(Windows/286 & Windows/386)

In 1989 Microsoft released Windows/286 2.11, an RTM build of Windows 2.x. It includes minor changes to memory management, adds support for AppleTalk, and updates the printing stack.

Windows/386 was much more advanced than its 286 sibling. It introduced a protected mode kernel, above which the GUI and applications run as a virtual 8086 mode task.

Windows 2.X version

windows2.x

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