SHD / MC Checker

[serviceDegradation] EX543659 | Exchange Online | Users may be unable to see photo thumbnails of contacts in the Outlook desktop client



EX543659 | Exchange Online | Users may be unable to see photo thumbnails of contacts in the Outlook desktop client

Status serviceDegradation
Classification advisory
User Impact Users may be unable to see photo thumbnails of contacts in the Outlook desktop client.
Last Updated 04/26/2023 18:11:32
Start Time 02/20/2023 22:39:00
End Time
Latest Message Title: Users may be unable to see photo thumbnails of contacts in the Outlook desktop client

User impact: Users may be unable to see photo thumbnails of contacts in the Outlook desktop client.

More info: Photo thumbnails may still show for users who were previously searched.

Current status: The deployment of the fix is near completion, with a small percentage of the affected environment awaiting saturation of the fix to fully resolve the issue for all users. At this time, service health telemetry indicates the majority of users are no longer experiencing impact as a result of the ongoing fix deployment.

Scope of impact: This issue may impact any user attempting to view photo thumbnails of contacts in the Outlook desktop client.

Start time: Monday, February 20, 2023, at 10:39 PM UTC

Root cause: A code issue within a recent change intended to optimize our back-end infrastructure’s handling of requests to fetch photo thumbnails for Outlook address book contacts is resulting in impact.

Next update by: Thursday, April 27, 2023, at 8:30 PM UTC