Resolved - 11/25/2024 - Systems Outage - Microsoft 365 Applications

Update timeline

1. investigating Nov 25, 2024, 04:27 PM UTC

   Microsoft is reporting that some users may be unable to access all or some of the 365 apps. Below is their email *********************************************************************************************** Published Time: 11/25/2024 12:54:09 AM Title: Users unable to access their Exchange Online mailboxes or their calendar functionality in Microsoft Teams User impact: Users may be unable to access their Exchange Online mailboxes or their calendar functionality in Microsoft Teams. More info: The affected scenarios are as follows: Users may be unable to access Exchange Online using the following impacted connection methods: - Outlook on the web - Outlook desktop client - Representational State Transfer (REST) - Exchange ActiveSync (EAS) Users may also be unable to access or modify their calendar in Microsoft Teams. This would include loading calendar, viewing meetings, creating/updating meetings and joining meetings. Current status: While we’re continuing the restarts to improve service availability, we’re thoroughly analyzing recent changes and the specific failure path to determine the next steps required to resolve the issue. Scope of impact: Some users may intermittently be affected by this issue when attempting to access their mailboxes using any connection method in Exchange Online or attempting to use their calendar in Microsoft Teams.

2. investigating Nov 26, 2024, 03:37 PM UTC

   We are continuing to investigate this issue.

3. resolved Nov 26, 2024, 03:38 PM UTC

   This incident has been resolved.