Wire · operational-macro
Global outage hits Microsoft Outlook
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Fusion42 · 13 November 2026 · Fusion42 review
Microsoft Outlook and related Microsoft 365 services experienced a global outage caused by elevated infrastructure load, affecting users in 74 countries and multiple product lines including Teams and the AI assistant Copilot. Microsoft responded by pausing deployments, redistributing traffic, and restarting servers to restore service.
This Wire brief sits within Fusion42's coverage of Enterprise Software and Cloud Infrastructure, and 56 sources have reported it between 12 Nov 2026 and 13 Nov 2026.
◆ ◆ The Wire takeaway
Your reliance on Microsoft 365 cloud services just faced a global stress test. You need backup plans for email and collaboration to avoid getting blindsided next time their servers strain under load.
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56 sources · first reported 12 Nov 2026 · latest 13 Nov 2026
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