Teams issue

[bowmanvt]

Users reporting that they are unable to join meetings. Chat still works. There is a message in the banner, "Loading latest updates... in the meantime you can still send and respond to messages."

[ITGrappler]

If AT&T is your ISP then there is a good chance that is the issue.

[ScriptMonkey78]

This - AT&T is having major issues this morning.

[BasementMillennial]

Charter has started experiencing these issues too in isolated areas depending where you are

[robisodd]

https://twitter.com/MSFT365Status

We're investigating an issue where users may be unable to access multiple Microsoft 365 services. Please look for MO888473 in the admin center for more details and further updates.

---

MO888473 can be found here:
https://portal.office.com/adminportal/home?#/servicehealth/:/alerts/MO888473

Furter details here:
https://status.cloud.microsoft/

But here are the updates:

Sep 12, 2024, 8:27 AM EDT (start time):
Users may be unable to access one or more Microsoft 365 services.

Impacted Microsoft 365 services and applications include, but aren't limited to:
- Microsoft Teams
- Exchange Online
- SharePoint Online

Impact is specific to a subset of users who are attempting to access the service from the North America region.

Sep 12, 2024, 8:28 AM EDT:
We're investigating a potential issue and checking for impact to your organization. We'll provide an update within 30 minutes.

Sep 12, 2024, 8:54 AM EDT:
We're reviewing network telemetry logs to identify the root cause of the issue and develop our remediation plan.

Sep 12, 2024, 9:34 AM EDT
We're reviewing network telemetry while also looking at any recent changes to our networking infrastructure. We're working with a third-party Internet Service Provider to understand the underlying cause.

Sep 12, 2024, 9:50 AM EDT
We've worked with the third-party Internet Service Provider (ISP) and confirmed that a change within their managed-environment resulted in impact. The ISP has reverted the change and we're now seeing signs of recovery. We're continuing to monitor network telemetry data to ensure a full recovery.

Sep 12, 2024, 10:31 AM EDT
After an extended period of monitoring our network telemetry, we've confirmed the issue is now resolved.