Microsoft 365 Alert – Service Degradation – Microsoft Purview – Users are unable to use Event-Based Retention in Microsoft Purview Data Lifecycle Management and Records Management – ONGOING

02/06/2025 08:35:00 AM

NHSmail Reference: INC46543613

Microsoft Reference: MP1085955

Issue Status: ONGOING

Issue Description: Users are unable to use Event-Based Retention in Microsoft Purview Data Lifecycle Management and Records Management.

More info: Users may experience errors in policy distribution status, or events failing to trigger the necessary retention label actions such as deletion or re-labelling.

Current Update: 09/07/2025 08:30:00 AM – Microsoft are continuing to monitor the fix’s saturation process throughout the affected environment as they’ve observed it’s reached 96 percent completion. Additionally, they anticipate that the aforementioned process will have been completed, remediating impact, by their next scheduled update.

Scope of impact: Any user attempting to use event-based retention in Data Lifecycle Management and Records Management may be impacted.

Root cause: A recent change intended to improve performance to a section of infrastructure responsible for Microsoft Purview functionality has degraded this infrastructure and is resulting in impact.

Next update by: Friday, July 11, 2025, at 7:30 AM UTC