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Computer operating system since 1969

The New York Times crossword clue “Computer operating system since 1969” answer is UNIX. Below is every Crossword, Midi and Mini puzzle date it has appeared in.

ANSWER
4 lettersMost recent: November 10 2026

In the NYT Mini Crossword

This clue also appeared in the Mini on these dates:

About this clue

The clue “Computer operating system since 1969” resolves to UNIX, a 4-letter answer. In the New York Times Crossword, Midi and Mini, the same clue can be reused over the years, sometimes with a different answer — use the dates above to find the exact puzzle you are solving.

Sofia Marquez
Sofia Marquez
NYT Crossword Editor

Sofia has solved the New York Times Crossword, Midi and Mini every morning for over a decade. She personally verifies every answer on NYTSolver against the official NYT puzzle before publishing.