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Change stream · Exchange Team Blog

Exchange Online EWS application stopped working? Do this.

21 Oct 2026 · Exchange

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As we have been announcing , Exchange Web Services (EWS) protocol is being turned off in Exchange Online. This protocol is used by various applications…

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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 08:27 UTC · 272 of 272 readable · 270 fully read · documentation 469/469 current

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