Microsoft email service outage resolved globally
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Microsoft
Global
November 12-14, 2026
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COMPAMIR Editorial Team
The COMPAMIR editorial team brings together public reporting and links to the original coverage. We update the page as new information emerges.
Read our editorial policy- Earlier version 211/14/2026, 9:11:17 AM
Microsoft email services, specifically Exchange Online, were restored on Nov 14 after a major outage. The disruption began around 5:25 pm GMT on Nov 12 and affected hundreds of thousands of users globally. Microsoft confirmed the issue was caused by a network capacity upgrade, not a cyberattack or AI agents. Singaporean government agencies and major banks were among those affected.
- Earlier version 111/14/2026, 8:41:09 AM
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