Microsoft outage takes down Teams, SharePoint, Copilot for 6+ hours after server failure
justin_hart · x · 2026-11-13
Microsoft confirmed a core process was "overwhelmed," causing servers to become unexpectedly unavailable and dumping load onto the rest. The outage hit Outlook, Teams, SharePoint, Copilot, Defender XDR, OneDrive and Office on the web for 6+ hours. Microsoft is restarting servers with a fix, investigating high processor use, and has paused all deployments — highlighting the risk of everyone running on the same cloud.
Related event: Microsoft Global Outage Knocks Out Outlook, Teams and Copilot for Hours(35 posts)→
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