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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 Online EWS retirement

Microsoft's guidance publishes 4 dates, from July 2018 to April 2027 (EWS deprecation timeline).

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What it said

EWS deprecation timeline
July 2018 · Announced
Guidance
January 2024 · Announced
Guidance (2)
October 2026 · Announced
EWS deprecation timeline (2)
April 2027 · Announced
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In-Place

What changed

First observed 18 Oct 2026

No field changes in the recorded history.

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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 23:56 UTC · 258 of 260 readable · 256 fully read · documentation 415/439 current

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