Status Page

O365 - Email/Outlook

2025-03-19	Status	Description
02:35 PM		Status Service Restored Impacted services Exchange Online Title: Users with apostrophes in their surname in Exchange Online may be unable to search for other users User impact: Users with apostrophes in their surname in Exchange Online were unable to search for other users. Final status: We've completed deployment of our solution throughout the affected environments, and after monitoring the service, we've verified that this action has successfully remediated the problem. Scope of impact: This issue may have impacted any user with an apostrophe in their surname in Exchange Online that was searching for other users. Start time: Wednesday, February 5, 2025, at 4:50 PM UTC End time: Tuesday, March 18, 2025, at 7:00 PM UTC Root cause: The URL utilized by the Outlook service when performing searches was malformed due to the code not providing the full email address of users with apostrophes in their address when submitting the request. Next steps: - We're investigating why the URL used by the Outlook service for searches was malformed to help us avoid similar impact in the future. This is the final update for the event.
10:31 AM		Status Service Degradation Impacted services Exchange Online Title: Some users are unable to search in Outlook on the web and receive an error message User impact: Users are unable to search in Outlook on the web and receive an error message. More info: Impacted users receive the following error message "We didn't find anything, try different keyword" when performing searches in Outlook on the web. Current status: We're analyzing HTTP Archive format (HAR) logs and recordings provided in the support case to determine our next troubleshooting steps. Scope of impact: Impact is specific to some users who are served through the affected infrastructure. Next update by: Wednesday, March 19, 2025, at 9:30 AM UTC