{"is":"issue","title":"Office365 Outage","body":"\u003cp\u003e\u003cstrong\u003eInvestigating\u003c/strong\u003e — Mitigations Applied by Microsoft failed to improve service availability. They are still investigating. More information will be posted here.\u003c/p\u003e\n\u003cp\u003eUsers may be unable to connect to their mailboxes in Exchange Online\u003c/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eImpacted connection methods include: Outlook on the web, Messaging API (MAPI), Exchange ActiveSync (EAS), Representational State Transfer (REST) AP\u003c/p\u003e\n\u003c/li\u003e\n\u003cli\u003e\n\u003cp\u003ePotentially impacted services include:\u003c/p\u003e\n\u003cp\u003e- Exchange Online\u003c/p\u003e\n\u003cp\u003e- Microsoft Teams\u003c/p\u003e\n\u003cp\u003e- SharePoint Online\u003c/p\u003e\n\u003cp\u003e- Microsoft Copilot 365\u003c/p\u003e\n\u003cp\u003e- Microsoft Defender XDR\u003c/p\u003e\n\u003cp\u003e- Microsoft Planner\u003c/p\u003e\n\u003cp\u003e- Microsoft To Do\u003c/p\u003e\n\u003cp\u003e- Microsoft Intune\u003c/p\u003e\n\u003cp\u003e- Microsoft Defender for Office 365\u003c/p\u003e\n\u003cp\u003e- Microsoft Purview: Multiple Purview services including Authorization, Auto Labelling, Data Loss Prevention (DLP), Communication Compliance, and Data Classification are impacted.\u003c/p\u003e\n\u003cp\u003e- Power BI: All users may intermittently be unable to export reports with MIP sensitivity labels to PDF in Power BI.\u003c/p\u003e\n\u003cp\u003e- Microsoft 365 Apps Admin Center: Multiple services including Cloud Update, Cloud Policy, and Inventory.\u003cbr\u003e\n\u003cbr\u003e\nMicrosoft is investigating under Issue(s) EX1550543 \u0026amp; IDMO1550821\u003c/p\u003e\n\u003c/li\u003e\n\u003c/ul\u003e\n","createdAt":"2026-11-12T11:42:00-06:00","lastMod":"2026-11-12T16:49:35-06:00","permalink":"https://status.siue.edu/issues/2026-11-12-office365-outage/","severity":"down","resolved":false,"informational":false,"resolvedAt":"","affected":["Office 365 (other)","Mail","OneDrive","Calendar","SharePoint","Teams","Copilot"],"filename":"2026-11-12-office365-outage.md"}