Outage in Ninety
Microsoft To-Do Integration: Service Degraded
Resolved MinorIncident Report
Summary AI Generated
Microsoft To-Do sync into Ninety failed for approximately 18 days due to an issue on Microsoft's platform (issue ID: MO1331639), while sync from Ninety to Microsoft remained operational throughout. The outage affected app.ninety.io and was outside Ninety's control. Microsoft deployed a fix on June 30, 2026, fully restoring two-way sync automatically.
We are aware of an issue affecting the Microsoft To-Do integration. All sync operations from Microsoft To-Dos into Ninety are currently failing (Ninety to Microsoft remains operational), the integration will not regain full functionality until Microsoft resolves an issue on their service (Microsoft issue ID: MO1331639).
This issue originates within Microsoft’s platform and is outside of Ninety’s control. No action is required on your part; sync will resume automatically once Microsoft deploys a fix.
We are monitoring Microsoft’s progress and will update this page as new information becomes available.
Components affected
Ninety app.ninety.ioTrusted by 1,000+ teams
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Latest Updates ( sorted recent to last )
RESOLVED
about 1 month ago - at 06/30/2026 05:22PM
This incident has been resolved. Microsoft has deployed a fix for the underlying issue (Microsoft issue ID: MO1331639), and sync operations from Microsoft To-Dos into Ninety are now functioning normally. Two-way sync has been fully restored.
Thank you for your patience while Microsoft worked through the issue on their end.
IDENTIFIED
about 2 months ago - at 06/12/2026 06:25PM
We are aware of an issue affecting the Microsoft To-Do integration. All sync operations from Microsoft To-Dos into Ninety are currently failing (Ninety to Microsoft remains operational), the integration will not regain full functionality until Microsoft resolves an issue on their service (Microsoft issue ID: MO1331639).
This issue originates within Microsoft’s platform and is outside of Ninety’s control. No action is required on your part; sync will resume automatically once Microsoft deploys a fix.
We are monitoring Microsoft’s progress and will update this page as new information becomes available.
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