Microsoft said there is no indication of a cyberattack. The disruption appears to have been linked to infrastructure and configuration problems. Microsoft is battling a major global outage that has disrupted Outlook, Microsoft 365, Teams, Copilot and several other services, with problems continuing into Friday, November 13. A major Microsoft outage has disrupted workplaces across the world, affecting Outlook, Teams, Copilot, Word, Excel and other Microsoft 365 services.