Microsoft 365 Alert – Service Degradation – Microsoft Copilot (Microsoft 365) – Users may not see the search bar or features when creating Copilot notebooks on the desktop client – ONGOING

Announcements Arpan Das

30/06/2026 09:53:00 AM

NHSmail Reference: INC46865013

Microsoft Reference: CP1409187

Issue Status: ONGOING

Issue Description: Some users may not see the search bar or features when creating Microsoft 365 Copilot notebooks on the desktop client

More info: Impact is specific to the Mac and Windows desktop clients.

Current Update: 30/06/2026 09:53:00 AM – Microsoft has identified that a recent deployment contains a code issue that’s causing a compatibility conflict with the Copilot desktop clients and preventing the search bar or features from populating as expected when creating notebooks. They have developed a code change that they have validated in our internal testing environment, and they are preparing to deploy it to the impacted environment incrementally. They anticipate the deployment will be completed and the issue will be resolved by their next scheduled update.

Scope of impact: Some users that are attempting to use the search bar or use features when creating Microsoft 365 Copilot notebooks on the desktop clients may be impacted.

Root cause: A recent deployment contains a code issue that’s causing a compatibility conflict with the Microsoft 365 Copilot desktop clients and preventing the search bar or features when creating notebooks from populating as expected.

Next update by: Tuesday, June 30, 2026, at 9:30 PM UTC