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Recorded 18 Oct 2026 at 23:19 UTC. This is what ChangeIntel recorded, including the title, summary, facts and links. It is not a statement of the source's current position. See the latest record.

Guidance timelinelearn.microsoft.com

Exchange Server supportability matrix

Microsoft's guidance publishes 3 dates, from 10 Oct 2023 to August 2026 (Supported Browsers for Outlook on the web).

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What it said

Supported operating systems
10 Oct 2023
Supported Active Directory environments
November 2025 or later
Supported Browsers for Outlook on the web
August 2026

What changed

First observed 18 Oct 2026

No field changes in the recorded history.

Cite this recorded revision to keep the same title, summary, facts and links when the page changes.

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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 20 Oct 22:55 UTC · 258 of 260 readable · 256 fully read · documentation 416/439 current

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