Microsoft services, including Outlook, hit by global outage

TechnologyInternationalLa VanguardiaNov 12, 2026, 1:27 PMAI summary

Microsoft Outlook and other company services suffered an outage on Thursday afternoon that left part of their functionality unavailable in any region. The company reported the incident on its X account and said it was investigating problems accessing Exchange Online mailboxes in the Americas. The incident, identified with code EX1550543, could have a global scope and affect Microsoft 365 connectivity for users in any region. The service is recovering gradually and Microsoft is still investigating the causes.

In 35 seconds

Outlook and other Microsoft services suffered an outage on Thursday afternoon
The incident, coded EX1550543, could affect Microsoft 365 connectivity in any region
Microsoft was initially investigating problems accessing Exchange Online mailboxes in the Americas

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IASummary generated by artificial intelligence from a story by La Vanguardia. It may contain errors: the original source prevails.

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Microsoft services, including Outlook, hit by global outage

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Microsoft 365 outage: Outlook, Teams and Copilot leave thousands without access

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