Microsoft 365 Alert – Service Degradation – Microsoft 365 suite, Microsoft 365 for the web, Microsoft 365 apps – Users may be unable to sign into the OneNote Web Clipper – ONGOING

Announcements Shagufta Naaz

05/08/2026 08:43:00 AM

NHS.net Connect Reference: INC46900486

Microsoft Reference: MO1447619

Issue Status: ONGOING

Issue Description: Users may receive an error when attempting to sign into the OneNote Web Clipper.

More info: Users may receive an error when attempting to sign into the OneNote Web Clipper.

Current Update: 05/08/2026 08:45:00 AM – Microsoft has identified that the deployment of the fix is taking longer than initially anticipated, but they are monitoring its progress closely to ensure the deployment completes without encountering any complications.

Scope of impact: Impact is specific to some users attempting to access Copilot in the browser.

Root cause: A recent service change that affects the way browser authentication information is stored for Copilot. This can cause some browser requests to exceed expected limits, which may prevent users from accessing the service.

Next update by: Wednesday, August 5, 2026, at 7:00 PM UTC