Users may be unable to access Microsoft Teams

Resolved

Degraded performance

Started about 3 years agoJune 28, 2023Lasted about 3 hoursJune 28, 202312:013:02 PMUTC

Affected

Managed IT

MTH 365

Updates

Resolved
June 28, 2023 at 3:02 PMUTC
Resolved
June 28, 2023 at 3:02 PMUTC
This incident has been resolved.
Monitoring
June 28, 2023 at 1:17 PMUTC
Monitoring
June 28, 2023 at 1:17 PMUTC
From Microsoft 365:

We’ve initiated reverting the configuration change which resulted in impact. Early monitoring of service telemetry indicates we’re seeing availability improving in America, Asia-Pacific and Europe, Middle East and Africa regions.
Update
June 28, 2023 at 12:54 PMUTC
Update
June 28, 2023 at 12:54 PMUTC
From Microsoft 365:

We’re reviewing a recent authentication configuration change which may have unexpectedly resulted in impact. We’re determining our next steps to resolve the impact.
Identified
June 28, 2023 at 12:27 PMUTC
Identified
June 28, 2023 at 12:27 PMUTC
From Microsoft 365 Direct:

While we're focused on remediation, users with access to a desktop build that is cached, may not experience the impact. We’re reviewing application logs to identify the root cause and determine a mitigation plan.
Investigating
June 28, 2023 at 12:01 PMUTC
Investigating
June 28, 2023 at 12:01 PMUTC
We have been made aware that some users may be unable to access Microsoft Teams, specifically on the web but we have noticed this on some desktop apps.

Once we hear anything from Microsoft we will update you here.

The next update is expected by: Wednesday, June 28, 2023 at 3:00 PM GMT+1

Monkey Tree Hosting - Users may be unable to access Microsoft Teams – Incident details