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Microsoft windows 1.0 the first windows operating system in the computer history

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Last Updated on June 1, 2021 by Amit

Windows 1.0 monitor

Windows 1.0 was the very first windows operating system software released by Microsoft on November 20, 1985. This version of windows ran as a graphical, 16-bit multi-tasking shell on top of an existing MS-DOS installation, providing an environment which could run graphical programs designed for Windows, as well as existing MS-DOS software.
Windows 1.0 was last updated to Windows 1.04 on April 1987 and became deprecated on December 31, 2001.

Windows 1.0

Microsoft windows 1.0
Developed By Microsoft
Released on November 20, 1985
Last updated April, 1987
Licence Commercial software
Succeeded by Succeeded by
Windows 2.0 (1987)
Preceded by Preceded by
MS-DOS 1981
Support status Support status ended on December 31, 2001

Windows 1.0 system requirements

The minimum RAM required to run the Windows 1.0 was 256 KB which means that the system with maximum 512KB RAM could use the version smoothly that time. If you compare this to today’s filesystem and softwares you can see a huge difference between the RAM and memory sizes now in order to work on the system we need at least 1 GB of RAM .

The following were the system requirements to install windows 1.0 in 1985 :

  • 256 Killobite or more RAM
  • 2 double-sided disk drives or hard drive.
  • MS-DOS 2.0
  • Video: CGA/HGC/EGA

Microsoft windows 1.0 included programs

  • Microsoft Calculator
  • Windows Calendar
  • Clipboard Viewer
  • Clock
  • Windows Notepad
  • Microsoft Paint
  • Reversi
  • Cardfile
  • Terminal Emulator
  • Windows Write

Microsoft windows 1.0 sounds

Windows1.0 startup sound :

Windows1.0 startup screen

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