M365 Service Health Notification

Microsoft Teams service alert Incident information Title: All users may be unable to start chats with federated Skype for Business users ID: TM214398 Status Service Restored Details Title: All users may be unable to start chats with federated Skype for Business users User Impact: Users may have been unable to start chats with federated Skype for Business users. Final status: We've reverted the impacting update and confirmed with affected users in multiple regions that the issue is resolved. Scope of impact: This issue may have affected any Teams user attempting to start a chat with a federated Skype for Business user. Start time: Wednesday, May 27, 2020, at 6:00 AM UTC End time: Wednesday, May 27, 2020, at 7:24 PM UTC Root cause: A standard update to the infrastructure facilitating Microsoft Teams and Skype for Business federation unexpectedly resulted in impact. Next steps: - We're reviewing our update procedures to identify similar issues prior to deployment. This is the final update for the event. Thank you, The Microsoft team To customize what's included in this email, who gets it, or to unsubscribe, set your Service health preferences. If you are receiving this email because your Admin added you as a recipient, please contact your Admin to unsubscribe. Microsoft respects your privacy. Review our online Privacy Statement. Microsoft Corporation One Microsoft Way Redmond, WA USA 98052