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securitySecurity/THREATS/MED

Microsoft says backend change broke Teams Free chat and calls

sourceBleeping Computer
calendar_todayApril 29, 2026
schedule1 min read
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EXECUTIVE SUMMARY

Microsoft Backend Change Disrupts Teams Free Chat and Calls

Summary

Microsoft is addressing an issue affecting Microsoft Teams Free users, where a backend change has disrupted chat and call functionalities.

Key Points

  • Microsoft Teams Free users are experiencing issues with chat and call features.
  • The disruption is due to a backend change implemented by Microsoft.
  • Microsoft is actively working on resolving the issue.
  • The problem specifically affects users of the free version of Microsoft Teams.

Analysis

This incident highlights the potential impact of backend changes on cloud-based services. While the issue is limited to the free version of Microsoft Teams, it underscores the importance of thorough testing and rollback plans for updates that affect critical communication tools. The quick response from Microsoft suggests a commitment to maintaining service reliability.

Conclusion

IT professionals should monitor the situation for updates from Microsoft and consider informing users of alternative communication methods until the issue is resolved. Maintaining awareness of such disruptions can help in planning and mitigating impacts on organizational communication.