Windows 1.0

Windows 1.0
Developer	Microsoft
OS family	Windows
Source model	Closed Source
Released	November 20, 1985
Final release	1.04 April 27, 1987
Available in	English
Platforms	x86
Preceded by	Windows Premiere Edition (1985)
Succeeded by	Windows 2.0 (1987)
Support status
Unsupported as of December 31, 2001

Windows 1.0 is the first desktop environment developed and made by Microsoft. It is built on top of Microsoft DOS. Unlike its successor, Windows 2.0, Windows 1.0 did not allow windows to overlap each other. The device has 256 KB of memory storage. It is unsupported as of December 31, 2001.

Microsoft Windows 1.0x

• Interface Type: GUI
• Kernel: 16-bit
• Developer: Microsoft Corporation
• Release Date: November 20, 1985.

History

Version Release Dates:

• Windows Development Release #5: November 1, 1984
• Windows Alpha Release: January 31, 1985
• Windows Beta Release: May 8, 1985
• Windows Premiere Edition: July 30, 1985
• Windows 1.xx: September 8, 1985
• Windows 1.01: November 20, 1985 (official release)
• Windows 1.02: May 1986
• Windows 1.03: August 1986
• Windows 1.04: April 1987

Succeeded by Windows 2.0 In December 9, 1987,

Support for this version of Windows ended on December 31, 2001. It is the longest supported version of Windows ever, supported for 16 years.

Started On 1985

Ended On 2001

Features

Windows 1.0x retail box.

Windows 1.0 System requirements:

• Video: CGA/HGC/EGA
• DOS: MS-DOS 2.0
• RAM: 256 KB or more,
• Disk Drive(s): 2 double-sided disk drives or hard drive.

Windows 1.0 included programs:

• Microsoft DOS Executive
• Calculator
• Calendar
• Cardfile
• Clipboard
• Clock
• Notepad
• Paint
• Reversi
• Terminal
• Write

Gallery

Windows 1.01 startup screen (when you type "win" in command screen)

Windows 1.01 desktop with Clock, Reversi, MS-DOS Executive, Write (now Microsoft Word)

Windows 1.01 Notepad.

Windows 1.01 Calculator

Windows 1.01 color selection.

Windows 1.01 dialog box.

Windows 1.01 Calender and Cardfile programs.

Windows 1.01 tiled windows (Win 1.x did not support overlapping windows)

Windows 1.01 Write program.

Microsoft Windows 1.01 box.

Windows 1.01 Reversi.

Windows 1.01 Clock.

Windows 1.01 Paint.

Microsoft DOS Executive.

Windows 1.01 shutdown warning.

Add a photo to this gallery

External links

• A history of Windows (1975-2015) at Microsoft (archived 2016-06-18)
  • Windows Version History (1.x-3.11) at Microsoft (archived 2005-05-25)
  • Microsoft History: 1985, 1986 at Microsoft Library (archived 1996-10-17)
• Microsoft Windows history at Computer Hope
• Microsoft Windows 1.01 at PCjs Machines
• Microsoft Windows Version 1.x at ToastyTech
• Windows 1.0 at The Free Dictionary
• Windows 1.0 at GUIdebook
• Windows 1.0 at Operating System.org
• Windows at 20: 20 things you didn't know about Windows 1.0 at Switched (archived 2010-12-15)