What is the Windows operating system based on

From Windows 1 to 10: The History of Windows

Hans-Christian Dirscherl

Microsoft introduced Windows 1.0 a little over 35 years ago. We show the history of Windows. With Win98 blue screen and Win10 update chaos.

EnlargeWindows 1 was on the shelf in 1985

On November 21, 1985 Microsoft officially introduced Windows 1.0. One day before, on November 20th, 1985, Microsoft announced the delivery of the retail version. Shortly before the end of 2020, we look back on the history of the most widely used operating system.

Because Windows is full of surprises: When Bill Gates demonstrated the beta version of Windows 98, he saw a blue screen. Windows 10 users were only a little better in autumn 2018 with the autumn update version 1809 ... We show the full history of Windows. With blue screen video!

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Windows 1.0: DOS gets a graphic attachment

1985: "BELLEVUE, WASHINGTON - November 20, 1985 - Microsoft Corporation announced today the retail shipment of the Microsoft Windows operating environment to dealers and distributors."

EnlargeThe Windows 1.0 desktop

With these words Microsoft announced the appearance of Windows 1.0 on November 20, 1985. Until then, MS-DOS (Microsoft Disk Operating System) was Microsoft's operating system for IBM PCs.

Windows 1.0 requires a graphics card and 256 KB main memory. That corresponds to the amount of 66 typewriter pages. For comparison: Windows 10 requires a good 8 GB of space on the hard drive. By the way:Microsoft Word had been around for a while at this point.