Microsoft 365 outage disrupts Outlook, Teams, and AI assistants worldwide

lalibre.be (French) —

Microsoft 365 services, including Outlook, Teams, and Word, experienced a major outage on Friday, disrupting email and collaboration tools for users worldwide. The outage also affected AI assistants like Copilot, Claude, and ChatGPT, which rely on Microsoft accounts to access emails and calendars. Public services, including the University of Iowa hospital network, reported communication disruptions, urging patients to use online portals. Microsoft stated it is investigating the cause, pausing deployments, and restarting affected servers to restore service. The company said it is working to limit user impact.


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