Microsoft Office 365 Monitoring - Service Outages

On January 22, 2026, a significant service incident began affecting Microsoft 365 users throughout North America, causing widespread accessibility issues and feature failures.

On October 29, 2025, customers and Microsoft services that were leveraging Azure Front Door (AFD) experienced latencies, timeouts, and errors. Numerous downstream services were impacted. 

Microsoft reported this outage on the Microsoft 365 Service Health Page as  MO1181369.

On 26 December 2024, a data center power event caused intermittent connection issues to downstream Microsoft 365 services.

Microsoft reported this outage on the Microsoft 365 Service Health Page as MO966473.

Did the latest Microsoft outage impact your company? On November 25, 2024, just days before Thanksgiving, Microsoft users experienced issues with Microsoft 365 features and services. By noon Eastern time, more than 5,300 people globally had reported issues with Exchange, Outlook, SharePoint, and Teams.

A global IT outage affected Microsoft 365 and Azure Services on July 30, 2024. The issue was traced back to a DDoS attack, which caused performance issues with Azure Front Door (AFD) and Azure Content Delivery Network (CDN) .

A global IT outage significantly impacted Microsoft 365 and Microsoft Azure services and countless businesses, starting on July 18, 2024. The issue was traced back to an update to the Crowdstrike Falcon agent, which caused widespread disruptions.

In the wake of the embarrassing and widely publicized Midnight Blizzard app breach, are you are aware that Microsoft also suffered from a massive Teams outage on 1/26/24 for almost 13 hours, which substantially impacted global communication abilities?! And then again on 1/29/24?!

It would have been hard for many out there NOT to have felt the pain at some point…

On Monday, April 24, 2023, at approximately 7:17 AM ET, Microsoft sent out its first of many tweets for the day @MSFT365status regarding an issue in which users were unable to use certain search functions in various Microsoft 365 services.  With this first tweet, Microsoft disclosed no information as to what geographic regions were impacted.

On March 23, 2023, at ~8:22 AM ET, Microsoft communicated via tweet (@MSFT365status) that they were investigating an issue in which users with certain conditional access policies applied were unable to access any Microsoft 365 service.

For IT pros or system admins with Microsoft admin center "working" access, the incident number to reference for more complete details was MO531859.