# Microsoft Outlook outage cause seemingly revealed > HelixNews · Web page: https://helixnews.one/story/2491256 · All pages for agents: https://helixnews.one/llms.txt 10 outlets covering · First listed: Mashable, Nov 12, 2026, 3:15 PM · Read it: Microsoft is investigating failed server checks as a possible cause of the Nov. 12 Outlook outage and is testing a fix on some affected servers. ## Who's covering it In the order they published: - Nov 12, 2026, 1:03 PM: [Microsoft’s Outlook email hit by new outage]() — TechCrunch (Digital news, United States) Microsoft hasn't yet given a cause for the outage, which is affecting Outlook email users. - Nov 12, 2026, 1:07 PM: [Microsoft Outlook is down]() — The Verge (Digital news, United States) Over the last hour or so, reports have come in from around the world that people can't access their Outlook email, either through the web or apps. Microsoft has acknowledged the issue from its Microsoft 365 Status account, saying that "We've determined a portion of infrastructure is experiencing elevated load across multiple regions, which is - Nov 12, 2026, 1:10 PM: [Is Outlook down? Widespread outage hits Microsoft apps]() — AP (Wire service, United States, rated Center) - Nov 12, 2026, 1:11 PM: [Outlook outage: Microsoft reports 'issues' with Teams and email]() — ABC News (TV network, United States, rated Lean left) Microsoft is reporting "issues" with users accessing Outlook and Teams. - Nov 12, 2026, 1:55 PM: [Microsoft Outlook and Teams hit by outages as company works to restore service]() — Yahoo News (Digital news, United States, rated Lean left) - Nov 12, 2026, 2:01 PM: [Major Microsoft Outlook Outage Leaves People With Email Jobs Unable to Email]() — Wired (Magazine, United States) Microsoft says its systems are experiencing “elevated loads” as the company races to end an outage impacting its business and enterprise customers. - Nov 12, 2026, 2:03 PM: [Microsoft Outlook outage disrupts email for more thousands of users]() — NY Post (Newspaper, United States, rated Lean right) Microsoft Outlook and Teams faced widespread outages in the Americas, with 140,000+ reports; check service status for updates. - Nov 12, 2026, 2:15 PM: [Massive Microsoft 365 outage disrupts Outlook, Teams, Copilot worldwide]() — BleepingComputer (Specialist, United States) Microsoft is investigating a widespread outage affecting multiple Microsoft 365 services, including Outlook, Microsoft Teams, and Copilot, as users report connectivity problems worldwide. - Nov 12, 2026, 2:57 PM: [Microsoft outage hits Outlook. AWS and Google users also report issues]() — CNBC (Business & finance, United States, rated Center) Amazon Web Services and Google users also reported outages on Thursday - Nov 12, 2026, 3:15 PM: [Microsoft Outlook outage cause seemingly revealed]() — Mashable (Digital news, United States) Microsoft is investigating failed server checks as a possible cause of the Nov. 12 Outlook outage and is testing a fix on some affected servers.