Outlook goes down as Microsoft 365 users report widespread issues
androidcentral.com Nov 13, 2026

Outlook goes down as Microsoft 365 users report widespread issues

AI-summarised brief · reviewed before publication

On November 12, Microsoft Outlook experienced a widespread outage that left over 125,000 users in the Americas and beyond unable to access Exchange Online mailboxes. The disruption affected desktop, web, and mobile clients, with users reporting infinite loading screens and complete account lockouts. Microsoft’s 365 Status account attributed the failure to Exchange Online, noting authentication and connection method issues. Engineers are working to resolve the server‑side bug, but no definitive fix timeline has been announced.

💡 Why It Matters

  • · The outage exposed a critical vulnerability in Microsoft’s core email infrastructure, underscoring the fragility of cloud‑based productivity services that millions rely on daily.