IBM iSeries 4.3

end of lifeno security fixes since 2001-01-31

IBM iSeries 4.3 reached end of life 25 years ago.

Supported now: IBM iSeries 7.5 (no announced date), IBM iSeries 7.6 (no announced date)

Facts

Released
(28 years ago)
Security support ended
(25 years ago)
Latest release
4.3, (28 years ago)
Source
endoflife.date (checked 2026-09-09)

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