Microsoft 365 Alert – Service Degradation – Microsoft Copilot (Microsoft 365) – Users’ Microsoft 365 Copilot Analyst and Researcher agents may open a new chat window instead of the agents – ONGOING

05/08/2026 08:31:00 AM

NHS.net Connect Reference: INC46900427

Microsoft Reference: CP1447275

Issue Status: ONGOING

Issue Description: : Users’ Microsoft 365 Copilot Analyst and Researcher agents may open a new chat window instead of the agents.

More info: When users attempt to open Copilot Analyst or Researcher from the Microsoft 365 app store, it may open a new chat window instead of the agents. While we work on correcting this issue, users may be able to open the Analyst or Researcher agents from the Copilot agent store.

Current Update: 01/09/2026 10:28:00 AM – After further review, Microsoft has determined that their permanent fix for this issue needs to undergo additional validations, meaning it will take longer than originally project to fully resolve this event. They recommend users continue to utilise the Copilot agent store while they troubleshoot their remediation steps, and they will provide an updated timeline as soon as one becomes available.

Scope of impact: Any user attempting to open Copilot Analyst or Researcher from the Microsoft 365 app store may be impacted. This information may be updated as their investigation continues.

Root cause: The “Open” button for the Analyst or Researcher agents in the Microsoft 365 app store contains the incorrect URL redirection and is causing impact.

Next update by: Tuesday, September 8, 2026, at 7:30 PM UTC