Microsoft 365 Alert – Service Degradation – Microsoft Copilot (Microsoft 365) – Some users may be unable to access Microsoft Copilot (Microsoft 365) – RESOLVED

Announcements Arpan Das

03/07/2025 08:40:00 AM

NHSmail Reference: INC46571780

Microsoft Reference: CP1108512

Issue Status: RESOLVED

Issue Description: Users may be unable to access Copilot.

More info: Users may also be unable to access Copilot in Microsoft Teams.

Final Update: 07/07/2025 08:41:00 AM – Microsoft have completed the deployment of their mitigation to ensure impact does not reoccur; and after a period of monitoring service health telemetry, they have confirmed the issue was successfully resolved for users.

Scope of impact: Impact is specific to some users attempting to access Microsoft Copilot.

Next Steps: Microsoft are investigating why requests were being routed across regions unexpectedly to better understand and prevent similar future impact.