Microsoft 365 Alert – Service Degradation – Microsoft Copilot (Microsoft 365) – Users can’t access the Microsoft Copilot (Microsoft 365) app in Microsoft Teams classic and receive an error – RESOLVED
16/01/2025 09:31:00 AM
NHSmail Reference: INC48068531
Microsoft Reference: CP979721
Issue Status: RESOLVED
Issue Description: Users can’t access the Copilot app in Microsoft Teams classic and receive an error.
Final Update: 13/02/2025 08:35:00 AM – Microsoft have completed the deployment of the fix, and they’ve confirmed this has remediated impact.
Scope of impact: Organization is affected by this event, and any user attempting access to the Copilot app in Microsoft Teams classic is impacted.
Root cause: An authentication component that facilitates users’ access to the app wasn’t extended to Microsoft Teams classic.
Next steps: Microsoft are reviewing authentication component extension processes to ensure to that similar issues affecting Copilot access in Microsoft Teams are prevented in the future.