A major outage has occurred in Microsoft 365, Microsoft’s suite of business software, with users in countries around the world unable to send or receive email. Multiple services, including Outlook, have been affected. Microsoft cited concentrated demand and failures in parts of its infrastructure as the cause and is taking steps to restore service.
Microsoft announced that a major outage was affecting its suite of business software, Microsoft 365. Users around the world have been unable to send or receive email through services including the Outlook email application.
Microsoft explained that multiple servers had unexpectedly become unavailable, placing strain on parts of its infrastructure. It is working to distribute the load and restart the servers. The company indicated that some servers had been restored, but gave no timeframe for full recovery.
Other affected services include the Teams business chat application and the Copilot AI feature. U.S. media reported that New York City government departments had warned of possible delays in communications because they rely on Microsoft’s systems. Reports on outage-tracking websites surged in the early hours of the morning Japan time.