Microsoft 365 went down worldwide: Outlook email and some Teams features stopped working, hitting government offices and ChatGPT and Claude integrations with Microsoft 365.

Microsoft 365 went down worldwide: Outlook email and some Teams features stopped working, hitting government offices and ChatGPT and Claude integrations with Microsoft 365.

At the peak, users filed over 130,000 complaints about Outlook. Government email stopped working in Singapore, and agencies in Japan and Australia, along with the US House of Representatives, reported disruptions. Microsoft had only partly restored service by the morning of November 13.