Microsoft experienced a major outage on January 22 that affected Outlook, Teams, 365 and more. Here's what happened.

The incident left businesses across North America staring at error messages instead of their essential work tools.

Microsoft Outage Status Update: Problem Identified Amid 451 4.3.2 Temporary Server Issue, Estimated Time Here ...

Microsoft, in the latest update on its status page, said it has made progress restoring services after a widespread Microsoft ...

Microsoft outage map: Several Microsoft services, including Teams, Outlook, and Defender, experienced massive downtime ...

Microsoft said in a message to administrators that a Microsoft 365 outage that lasted nine hours and 22 minutes had been ...

Microsoft had a cloud outage that interrupted service for Outlook, Fabric, Viva, Defender and other parts of its portfolio.

Microsoft 365 has suffered a nearly 10-hour outage affecting Outlook, Teams, SharePoint, and OneDrive, with users disputing the company's resolution claims.

Microsoft 365 services, including Outlook, Teams, Defender, and Purview, suffered widespread outages after a third-party networking issue disrupted enterprise access across North America.

Microsoft has patched 112 vulnerabilities in January 2026, including CVE-2026-20805, a Desktop Window Manager zero-day that attackers are actively exploiting.

Microsoft Defender Researchers uncovered a multi‑stage AiTM phishing and business email compromise (BEC) campaign targeting ...