Microsoft 365 outage disrupts Outlook, OpenAI and government services worldwide
A widespread Microsoft outage hit Outlook and related services on Thursday evening, with Downdetector logging around 140,000 reports from 74 countries. Microsoft 365, used by more than 430 million people according to the company, saw disruptions ripple out to third parties including OpenAI and Anthropic, as well as government agencies in Singapore and Australia, and GP practices across the UK.
GoKawiil's interpretation of the reporting above, not reported fact.
The incident shows how deeply dependent major AI platforms and government bodies have become on Microsoft's cloud infrastructure, meaning a single outage can cascade across unrelated sectors. For healthcare providers telling patients to switch to phone queries, the disruption suggests real-world consequences beyond inconvenience, though the full scope and cause of the outage remain unconfirmed.
- Downdetector recorded about 140,000 reports across 74 countries
- OpenAI and Anthropic both reported knock-on issues from the outage
- UK GP practices and government agencies in Singapore and Australia were affected
Source: bbc.co.uk — Watch Our Pick Of Standout Clips Across The Bbc, 2026-11-13
Published there as: “What we know about the global Microsoft outage”
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