Microsoft 365 Alert – Service Degradation – Microsoft 365 suite – Some users may encounter delays of up to 24 hours for people suggestions in Exchange Online and Microsoft Teams – RESOLVED

Announcements Arpan Das

14/05/2025 09:00:00 AM

NHSmail Reference: INC46533472

Microsoft Reference: MO1077450

Issue Status: RESOLVED

Issue Description: Users may encounter delays of up to 24 hours for people suggestions in Exchange Online and Microsoft Teams.

More info: Specifically, some users may encounter delays of up to 24 hours from the first time a person has been contacted to them showing up in Exchange Online and Microsoft Teams people suggestions.

Final Update: 20/05/2025 16:00:00 PM – Microsoft have successfully deployed the fix to correct the misconfiguration, which has resolved the issue.

Scope of impact: Impact is specific to some users who contacted a person for the first time up to 24 hours prior.

Root cause: A change meant to improve the suggested people index generation efficiency introduced a misconfiguration which is resulting in impact.