Exchange Online

The changes, the evidence, your next steps.

Checked changes

2 on record

Announced Feb 5

Exchange Online turns off EWS for good on April 1, 2027

Microsoft started blocking Exchange Web Services (EWS) in Exchange Online on October 1, 2026. On April 1, 2027 it is turned off for good. Apps must move to Microsoft Graph.

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Announced Jan 27

Exchange Online: password SMTP AUTH off by default end of 2026

At the end of December 2026, Exchange Online turns off SMTP AUTH with a username and password by default. Printers, apps and scripts that send mail this way need OAuth.

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Checked changes

Exchange Online turns off EWS for good on April 1, 2027

Exchange Online: password SMTP AUTH off by default end of 2026

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