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Microsoft sign-in and calendar sync outage

Minor Impact Identified Ongoing per provider Notice published: November 12, 2026
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Current answer

Granola experienced a minor incident: Microsoft sign-in and calendar sync outage. The provider currently marks this incident Identified.

Official Granola status page Current Granola status Provider update:

The notice publication date does not establish the outage start.

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Provider notice timeline

Identified Identified
Affected Components
Desktop App Mobile App Web notes MCP

Incident Timeline

Identified
Microsoft are reporting recovery across their infrastructure, and we’re beginning to see signs of recovery on our calendar sync and login flows as well. Some calendar event syncing may still be delayed - we’re working to clear a backlog of events to return to real-time syncing.
Nov 13, 2026 at 1:18 PM UTC
Identified
Microsoft are currently experiencing an outage across M365 platforms, which is impacting Granola sign-ins via Microsoft, and Outlook Calendar syncing.

Microsoft are providing updates on their status page: https://status.cloud.microsoft/m365/referrer=serviceStatusRedirect and we’ll provide updates once we see Granola error rates drop.
Nov 12, 2026 at 6:20 PM UTC
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