Microsoft Outlook outage hits users worldwide, including Singapore

Microsoft Outlook experienced a major outage on Nov 12, affecting tens of thousands of users globally, including in Singapore, as Microsoft worked to resolve connectivity errors. Microsoft initially investigated reports in the Americas but confirmed the issue could affect Microsoft 365 service connectivity in any region. Downdetector recorded nearly 130,000 user reports shortly after 1pm Eastern Time, declining to about 60,000 by 3pm. In Singapore, outage reports for Outlook rose to 195 by 6.40am on Nov 13, with 94 reports for Microsoft 365. Microsoft attributed the problem to elevated load on infrastructure across multiple regions and paused deployments while restarting affected servers.