Was Microsoft the First Operating System?
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Microsoft’s Windows operating system was first introduced in 1985. Over 29 years later a lot has changed, but what things have stayed the same? Microsoft Windows has seen nine major versions since its first release in 1985.

What was the first operating system?

The first operating system (OS) was created in the early 1950s and was known as GMOS. General Motors has developed OS for the IBM computer.

What came first Windows or Microsoft?

The history of Windows dates back to 1981 when Microsoft started work on a program called “Interface Manager”. It was announced in November 1983 (after the Apple Lisa, but before the Macintosh) under the name “Windows”, but Windows 1.0 was not released until November 1985.

Sophia Al-Mansoor

Sophia Al-Mansoor

Global Business & E-Commerce Reporter

Sophia analyzes international trade, startup ecosystems, retail transformation, and supply chain logistics for modern digital publications.

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