Microsoft 365 Alert – Service Degradation – Microsoft Teams – Users may be unable to open Lists links in the Microsoft OneDrive app within Microsoft Teams – RESOLVED

Announcements Shagufta Naaz

22/05/2026 08:54:00 AM

NHSmail Reference: INC46833493

Microsoft Reference: TM1318328

Issue Status: RESOLVED

Issue Description: Users may be unable to open Lists links in the Microsoft OneDrive app within Microsoft Teams.

More info: When attempting to open the link, it’s unresponsive and doesn’t open in the Microsoft Teams desktop or web client.

To avoid impact, users can open links in Microsoft OneDrive directly in a browser, or open the Lists link from Microsoft Teams channel or chat.

Final Update: 27/05/2026 09:56:00 AM – Microsoft rolled out a code fix to the affected environment and confirmed through their telemetry and with some affected users that the impact is remediated.

Scope of impact: Any user attempting to open Lists links in the Microsoft OneDrive app within Microsoft Teams may be affected. This section may be updated as our investigation continues.

Next Steps: Microsoft are working to improve their service update review procedures to better identify similar code issues to prevent impact during future updates.