Microsoft 365 Alert – Service Degradation – Power BI – Users may be unable to send subscription emails to external users in Power BI – ONGOING

Announcements Arpan Das

30/01/2026 08:50:00 AM

NHSmail Reference: INC46737632

Microsoft Reference: PB1224494

Issue Status: ONGOING

Issue Description: Users may be unable to send subscription emails to external users in Power BI.

Current Update: 10/03/2026 08:30:00 AM –Due to the complexity of the issue, the development of our code fix to restore subscription mail flow is taking an extended period of time to complete. They will provide a timeline for its completion and deployment as one becomes available.

Scope of impact: Impact may occur for all users attempting to send subscription emails to external users in Power BI.

Root cause: An influx of automated email traffic from Power BI subscriptions resulted in impact to external subscription email delivery.

Next update by: Monday, March 23, 2026, at 11:30 PM UTC