On August 18, 2026, users worldwide encountered significant disruptions across several Microsoft services. Problems spanned GitHub (including Git Operations, API Requests, Actions, Issues, Pages, Pull Requests, Webhooks), Microsoft Copilot, and Microsoft Teams. Data from Downdetector showed a surge in user complaints, with issues persisting for several hours. Specifically, more than 70% of users faced difficulties accessing GitHub, over 60% experienced Copilot outages, and nearly 80% reported problems with Teams. The exact cause of the incident remained under investigation at the time.
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