Microsoft 365 Alert – Service Degradation – Exchange Online – Users’ text may turn blank when translated from the reading pane in Outlook desktop and Outlook on the web – ONGOING

Announcements Shagufta Naaz

12/05/2026 09:07:00 AM

NHSmail Reference: INC46823374

Microsoft Reference: EX1307899

Issue Status: ONGOING

Issue Description: Users’ text may turn blank when translated from the reading pane in Outlook desktop and Outlook on the web.

Current Update: 12/05/2026 09:20:00 AM– Microsoft has determined that a configuration issue deployed with Microsoft Outlook build 20260501 is leading to the impact. We’ve developed and initiated the deployment of a fix to address this issue and expect that this issue should be resolved by our next scheduled update.

Scope of impact: Any users’ text may turn blank when translated from the reading pane in Outlook desktop and Outlook on the web. This information may be updated as our investigation continues.

Root cause: A configuration issue deployed with Microsoft Outlook build 20260501 is leading to the impact.

Next update by: Tuesday, May 12, 2026, at 7:00 PM UTC