Microsoft Outage Enters Second Day, Hits 130,000 Users in 74 Countries

A major Microsoft 365 outage started on Thursday, November 12. It was still causing problems on Friday, November 13.

The trouble began in Exchange Online at 16:17 UTC on Thursday. Outlook complaints rose soon after. Outage reports on Downdetector passed 130,000 in the US, around 1pm New York time. Reports came in from 74 countries within about an hour.

Several Microsoft 365 tools stopped working. These include Outlook, Microsoft Teams, SharePoint Online, Microsoft 365 Copilot, and Microsoft Defender XDR.

Some users also had trouble with OneDrive, Word, Excel, and PowerPoint. Not every feature failed for every user.

Users in many countries felt the outage. These include the US, UK, India, New Zealand, Japan, and Australia. Close to 3 in 10 reports came from outside the US during the first hours.