Status Page

O365 - General

2026-01-26	Status	Description
12:18 PM		M365 NOTICE Users may be seeing degraded service functionality or be unable to access multiple M365 services Service Restored More info: Some of the impacted service functions included, but were not limited to: - Sending and receiving email through Exchange Online, including notification email from Viva Engage as well as subscription email for Fabric users. Users may be receiving a "451 4.3.2 temporary server issue" error message when attempting to send or receive email through Outlook. - Collecting message traces in Exchange Online. - Searching within SharePoint Online, OneDrive, and/or Teams. - Accessing the service portals, including Purview, Defender XDR, and the M365 admin center. - Creating chats, meetings, teams, channels or adding members in Teams. Additionally, some users may have been unable to create breakout rooms or Teams live events. - Receiving presence or location information in Teams. - Existing or new meeting options for Facilitator in Teams may not have been honored. - Applying and managing sensitivity labels, interactive operations on reports, and artifacts with sensitivity labels in Fabric. - Print registration and printer jobs may have failed in Universal Print. - To Do users may have experienced synchronization issues, preventing tasks from updating across devices. Additionally, tasks created in Shared Lists may not have appeared for collaborators. - Defender for Cloud Apps users may not have been able to view insights or view, create, or update OAuth enabled app policies. Reporting data may have also appeared blank, even though no errors were shown. - Defender for Office (MDO) users may have experienced limited access to administrative and SOC experiences, including the quarantine portal and Safe Links protection. - Power Automate users may have been unable to utilize Power Automate connectors including Office 365, Office 365 Users, Office 365 Groups, and Office 365 Groups Mail. Final status: The service provider has confirmed that the affected infrastructure has returned to a healthy state and is operating as expected. Thy’ll continue to closely monitor the remediation actions taken and make any necessary adjustments to maintain stability. If users experience any residual issues, clearing local DNS caches or temporarily lowering DNS TTL values may help ensure updates are reflected more quickly. Scope of impact: Any users served through an affected section of service infrastructure in the North America region may have been intermittently impacted. This could have affected users located in Asia-Pacific, Europe, or Latin America. Preliminary root cause: The issue was caused by elevated service load resulting from reduced capacity during maintenance for a subset of North America hosted infrastructure. Start Time: Thursday, January 22, 2026, at 3:55 PM AST End Time: Friday, January 23, 2026, at 1:45 AM AST