Tech News
Microsoft 365 Outage on 12 November 2026: What Failed and What to Do
A Microsoft 365 outage on 12 November 2026 disrupted Outlook, Teams and Copilot for many users [s1]. Microsoft says a process on affected servers that establishes secure connections became overwhelmed, and that there is no sign of a cyber attack [s3]. At the last update we could read, on 13 November, the outage was not fully resolved [s2].