Resolved after 8 days 6 hours, affecting Microsoft 365 and Microsoft 365 (Microsoft 365 — Microsoft Teams), on February 12, 2026.
Microsoft have declared that the fix has successfully rolled out to all tenant and closed the incident.
Affected components
Update timeline
- identified Feb 12, 2026, 09:46 AM UTC
Microsoft have identified an issue where some users are unable to join some meetings using the "Join" button in the meeting chat within Teams. Microsoft have advised that clicking on the URL for the meeting should still work. Microsoft are actively looking at the issue. We will issue an update when new information becomes available.
- monitoring Feb 16, 2026, 02:03 PM UTC
Microsoft have released a possible fix and are currently deploying throughout infrastructure. They are currently monitoring impact to ensure that issue is being fully resolved. We will continue to monitor while we wait for confirmation from Microsoft that the issue has been fully resolved.
- resolved Feb 20, 2026, 04:42 PM UTC
Microsoft have declared that the fix has successfully rolled out to all tenant and closed the incident.
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