Microsoft 365 Alert – Service Degradation – Exchange Online – Some users may not see auto-complete suggestions when searching in Outlook on the web – RESOLVED

Announcements Sourav Nandi

02/10/2025 08:35:00 AM

NHSmail Reference: INC46645302

Microsoft Reference: EX1162604

Issue Status: RESOLVED

Issue Description: Some users may not see auto-complete suggestions when searching in Outlook on the web.

More info: Users may also not see expected results when searching with keywords. As a workaround, suggestions are working on the Outlook mobile application.

Final Update: 06/10/2025 08:28:00 AM – Microsoft have confirmed after testing and monitoring with a subset of affected users that the impact is remediated.

Scope of impact: Impact is specific to some users expecting to see auto-complete suggestions when searching in Outlook on the web.

Root cause: A recent standard service update inadvertently contains a code regression that’s causing impact

Next Steps: Microsoft are reviewing their update protocols to ensure similar code issues are identified and corrected ahead of deployment so this doesn’t happen again.