Microsoft have now resolved the incident.
Microsoft have reverted a configuration change which resulted in the impact. Early monitoring of service telemetry indicates availability is improving.
Microsoft 365 Status (https://twitter.com/MSFT365Status): investigating an issue where some users may be unable to access Microsoft Teams.
We’ll find your subscription and send you a link to login to manage your preferences.
We've sent you an email — please check your inbox and click the link to continue.
We’ll use your email to save your preferences so you can update them later.
Subscribe to other services using the bell icon on the subscribe button on the status page.
You’ll no long receive any status updates from Heriot-Watt University System Status, are you sure?
{{ error }}
We’ll no longer send you any status updates about Heriot-Watt University System Status.
Your email has been verified — you'll now receive status updates from Heriot-Watt University System Status.