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: 27/03/2026 09:12:00 AM–Microsoft are validating the efficacy of their developed code fix through additional testing within their testing environment prior to deployment, which they expect to begin by Wednesday, April 8, 2026. They will provide a timeline for full remediation 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, April 6, 2026, at 11:30 PM UTC