| EX1259460 | Exchange Online | Some users may be unable to access custom add-ins through any Exchange Online connection method |
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| Status | serviceDegradation |
|---|---|
| Classification | advisory |
| User Impact | Users may be unable to access custom add-ins through any Exchange Online connection method. |
| Last Updated | 03/30/2026 21:14:29 |
| Start Time | 03/03/2026 13:52:00 |
| End Time | |
| Latest Message | Title: Some users may be unable to access custom add-ins through any Exchange Online connection method
User impact: Users may be unable to access custom add-ins through any Exchange Online connection method. More info: For additional guidance on managing Exchange Web Services, please refer to the following: Current status: We’re continuing to validate our suspected root cause as mentioned in our previous communication update, and we recommend following the guidance in the “More Info” section to verify that Exchange Web Services access is enabled. Once enabled, we request that impacted users validate whether the custom add-ins are accessible. If impact persists for users after enabling this, please contact us through your support case for further investigation. Scope of impact: Some users who are attempting to access custom add-ins through all Exchange Online connection methods may be impacted. This section may be updated as our investigation continues. Next update by: Tuesday, March 31, 2026, at 9:00 PM UTC |