Outage in Microsoft Office 365

Users may see issues accessing some Microsoft 365 services and portals

Resolved Major
October 29, 2025 - Started about 19 hours ago - Lasted about 6 hours

Incident Report

We've confirmed that service health has largely recovered; however, user reports of impact haven't yet returned to pre-incident thresholds. We're continuing to monitor the service to ensure full recovery.

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Latest Updates ( sorted recent to last )
about 15 hours ago - at 10/30/2025 12:59AM

Title: Users may see issues accessing some Microsoft 365 services and portals
User impact: Users may see issues accessing some Microsoft 365 services and portals.
More info: Impacted scenarios include, but may not be limited to the following:
- Access to learn.microsoft.com, and other portals accessed through Microsoft.com.
- Issues with add-ins and network connectivity in Outlook.com.
- Degraded functionality to some workflows within Microsoft Teams Free, including impact to location data in support of emergency calls.
Current status: We've confirmed that service health has largely recovered; however, user reports of impact haven't yet returned to pre-incident thresholds. We're continuing to monitor the service to ensure full recovery.
Start time: Wednesday, October 29, 2025, at 3:49 PM UTC
Next update by: Thursday, October 30, 2025, at 3:30 AM UTC

about 16 hours ago - at 10/29/2025 11:35PM

Title: Users may see issues accessing some Microsoft 365 services and portals
User impact: Users may see issues accessing some Microsoft 365 services and portals.
More info: Impacted scenarios include, but may not be limited to the following:
- Access to learn.microsoft.com, and other portals accessed through Microsoft.com.
- Issues with add-ins and network connectivity in Outlook.com.
- Degraded functionality to some workflows within Microsoft Teams Free, including impact to location data in support of emergency calls.
Current status: We’re continuing to rebalance traffic across healthy infrastructure after our deployment of the previous healthy configuration completed.
Start time: Wednesday, October 29, 2025, at 3:49 PM UTC
Next update by: Thursday, October 30, 2025, at 1:30 AM UTC

about 19 hours ago - at 10/29/2025 08:25PM

Title: Users may see issues accessing some Microsoft 365 services and portals
User impact: Users may see issues accessing some Microsoft 365 services and portals.
More info: Impacted scenarios include, but may not be limited to the following:
- Access to learn.microsoft.com, and other portals accessed through Microsoft.com.
- Issues with add-ins and network connectivity in Outlook.com.
- Degraded functionality to some workflows within Microsoft Teams Free, including impact to location data in support of emergency calls.
Current status: We're tracking an ongoing service impact affecting multiple Microsoft services. We've completed the deployment of the previous healthy configuration and are actively rebalancing traffic across healthy infrastructure to actualize recovery across the affected services.
Start time: Wednesday, October 29, 2025, at 3:49 PM UTC
Next update by: Wednesday, October 29, 2025, at 11:30 PM UTC

source IsDown Whiteboard app outage in Teams platform Reports started about 5 hours before official outage was reported

Users report blank screens and access issues with the MS Whiteboard in Teams, indicating a widespread service outage.

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