Microsoft Office 365 Monitoring - Service Outages

On December 7, 2020, at ~3:00 pm UTC, Microsoft reported an issue with call quality within Microsoft Teams and that more details would be reported shortly.

On December 2, 2020 at ~4:00pm UTC, Microsoft reported an issue that was intermittently preventing some users from accessing files within Teams. They reported they were working to identify the cause of the issue and that more information would be available soon.

On October 22nd at roughly ~6:30 pm UTC, Microsoft reported a problem that may cause users to see an "Oops" page when launching the Microsoft Teams desktop client.

Microsoft reported that they had identified and reverted a recent update that could be causing the problem.

On October 7, 2020 at ~8:00 pm UTC, Microsoft reported an issue that was preventing users from accessing Microsoft Teams.

Over the next few hours, Microsoft reported that a recent change may have caused the impact to multiple Microsoft 365 services and that they had reverted the change and services were recovering.

On September 28th at roughly ~9:45 pm UTC, Microsoft reported an issue affecting multiple Microsoft 365 services.

Microsoft reported that they were working to identify the full impact and that they would provide more information shortly.

On September 17th at roughly ~12:30 pm UTC, Microsoft reported an issue with some users accessing the admin center in Microsoft Teams.

Many confirmed they were experience the issue and reported many of their tenants were experiencing the issue as well.

On August 19^th at roughly ~3:30 pm UTC, Microsoft reported an issue with users being unable to join Teams meetings.

Shortly after, they determined that any user attempting to join a Teams meeting hosted in North America could be impacted by the issue. They also reported that they had re-routed traffic to an alternative environment and had seen some recovery.

On July 28^th 2020 at ~7:00pm UTC, Microsoft reported an issue with the Microsoft Teams app on iOS devices that was affecting users in both North and South America.

On July 22 at ~6:00 am UTC, Microsoft reported an issue that was causing intermittent failures when attempting to load channels and chats via Microsoft Teams.

On July 8, 2020 at 2:45 pm UTC, Microsoft reported an issue affecting a multitude of users in North America that prevented them from joining Microsoft Teams meetings.

The issue persisted just over an hour until Microsoft finally reported at roughly 4:00 pm UTC that the issue had been resolved.