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Some sources, documents or advisories need attention: 272/272 feeds/APIs · 469/469 docs · 8/9 advisories · checked 07:24 UTC Customize Public modeDiscuss ChangeIntel on Discord

Message Center action-date changes

Old and new action-required dates from retained archive versions. Capture times belong to the archive, not to this installation or Microsoft's publication history.

First retained comparison: 17 May 2024. Earlier changes may be missing.

Notices with changed dates2529 recorded moves
Direction from first date17 later3 earlier · 0 back and forth
Typical move+40.5 daysMedian of 24 comparable action-date moves

An added or removed date counts as a move, with no numeric day delta. This view does not mix action-date days with roadmap GA months. An action-required date alone does not establish a retirement.

Notices and their dates

25 notices · 29 moves

MC1230889 · complete retained action-date history

Open notice

Outlook for Windows report retirement in the Exchange admin center

Microsoft 365 Message Center Archive by Merill Fernando

Data snapshot: 6d47170784c99171e2881ce8055ecc715b947056. Earlier capture times come from the archive; their original Git commits may not be supplied.

  1. 28 Aug 202614 Apr 2026 → 2 Nov 2026 · +202 days
ChangeIntel

An IT change radar: releases, security, known issues, retirements, documentation changes, and service status from public sources. Every item links to supporting evidence; dates and statuses can change after they are read.

Sources read 26 Oct 07:24 UTC · 272 of 272 readable · 270 fully read · documentation 469/469 current

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