Microsoft 365 outage hits Outlook, Teams, and Copilot worldwide

bleepingcomputer.com —

Microsoft is investigating a widespread outage affecting multiple Microsoft 365 services, including Outlook, Teams, and Copilot, after users worldwide reported connectivity problems on Thursday afternoon. The outage, tracked as MO1550821, began at 1:26 PM ET and was caused by servers becoming unexpectedly unavailable, straining remaining infrastructure. Microsoft has paused deployments, redistributed traffic, and is restarting affected servers to restore service. A separate Teams incident earlier Thursday, lasting from 9:45 AM to 10:53 AM ET, affected users in North and South America but has been fully resolved. Microsoft has not said if the two incidents are related.


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