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March 17, 2026 at 2:12 PM UTC

Microsoft

Resolved after 7h 59m March 17, 2026 at 10:11 PM UTC

Issue Resolved | 03/18 09:13am Central - Microsoft reports that the issue is now resolved. The Atelic Technology Services Department appreciates your patience and understanding while working through this service outage. If the issue is still occurring, please contact the Technology Services Department. This will be the last update unless the issue recurs.

Issue Resolved, Extended Monitoring | 03/17 07:31pm Central - Microsoft continues to monitor affected functionality to validate the fix. The Atelic Technology Services Department has not been able to validate this report but are monitoring further updates from Microsoft. End user disruption may occur for this issue.

Issue Resolved, Vendor Monitoring | 03/17 05:11pm Central - Microsoft reports that the issue has been resolved and is now monitoring to validate the fix. The Atelic Technology Services Department has been able to validate this report and are monitoring further updates from Microsoft. End user disruption is expected for this issue.

Vendor Implementing Fix | 03/17 03:26pm Central - Microsoft has identified the root cause of the issue and continues to implement a fix. Service health telemetry continues to suggest that our configuration changes are restoring access to office.com. The Atelic Technology Services Department has not been able to validate this report but are monitoring further updates from Microsoft. End user disruption may occur for this issue.

Vendor Implementing Fix | 03/17 01:20pm Central - Microsoft has identified the root cause of the issue and continues to implement a fix. Currently, the affected web client, office.com is still impacted. After applying configuration changes and rebalancing the request traffic, the previously impacted Microsoft 365 Copilot web-clients, office.com/chat, m365.cloud.microsoft, m365.cloud.microsoft/chat and copilot.cloud.microsoft, have recovered. The Atelic Technology Services Department has not been able to validate this report but are monitoring further updates from Microsoft. End user disruption may occur for this issue.

Vendor Implementing Fix | 03/17 12:58pm Central - Microsoft has identified the root cause of the issue and continues to implement a fix. The Atelic Technology Services Department has not been able to validate this report but are monitoring further updates from Microsoft. End user disruption may occur for this issue.

Vendor Implementing Fix | 03/17 10:55am Central - Microsoft has identified the root cause of the issue and is in process of implementing a fix. The Atelic Technology Services Department has not been able to validate this report but are monitoring further updates from Microsoft. End user disruption may occur for this issue.

Report Received | 03/17 09:12am Central - We are investigating a potential issue that might affect the uptime of one of our services. Microsoft reports that users may be unable to access the office.com or Microsoft 365 Copilot login websites. The Atelic Technology Services Department has not been able to validate this report but are monitoring further updates from Microsoft. End user disruption may occur for this issue.

Last updated: April 2, 2026 at 9:45 PM UTC