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Microsoft failure continues to affect businesses and hospitals around the world

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Based on a feed excerpt; full article content has not been acquired. Source evidence retrieved 13/11/2026, 10:56:25 UTC.

Briefings

A global outage of Microsoft services, affecting over 12 hours after the incident began, has severely impacted businesses, public institutions, and healthcare facilities worldwide. The primary cause identified is server-side issues within the Exchange Online cloud platform, which supports email, calendars, and contacts. While Microsoft claims no cyberattack occurred and is applying corrective measures, recovery remains incomplete as the technology admitted the fixes did not produce expected results. The outage has forced hospitals in the UK to switch to phone calls for urgent patient transfers, while stock exchanges like Euronext have instructed listed companies to use phone lines for market communications. Additionally, major corporations such as Maersk and airlines like IndiGo have experienced delays in sending messages and updates to clients.

Key points

• The outage was caused by server-side problems in the Exchange Online cloud platform, which supports email, calendars, and contacts, rather than a cyberattack.
• Healthcare facilities in the UK, including the Evelina London Hospital, have been forced to use phone calls instead of email for urgent patient transfers due to the outage.

Context

This incident represents a significant disruption to global digital infrastructure, affecting thousands of users across various sectors. The outage highlights the critical reliance of modern organizations on cloud-based communication platforms and underscores the resilience challenges faced by hospitals and financial markets during such events.

Limitations

Coverage is limited to the specific timeframe of the outage and the immediate aftermath. Data regarding the full extent of the impact on specific industries or the long-term recovery timeline is not available. Some details about affected entities, such as specific hospital procedures or stock exchange actions, are reported by external sources and may vary.

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