Microsoft is updating authentication for Android-based Microsoft Teams devices to enhance the security, and it requires the organizations managing these devices must update to specified app versions by December 31, 2025, to avoid service disruption.
Microsoft is determined to enhance the security capabilities such as Continuous Access Evaluation and IP-based conditional access enforcement, modern, secure authentication using Entra ID (AAD) based tokens for the Microsoft Teams devices. Hence organizations that manage one or more certified Microsoft Teams Android devices, such as Teams Phone devices, Teams Panels, Teams Displays, and Teams Rooms on Android (MTRA) are required to upgrade the devices to support the Modern Authentication.
Versions required for Teams Devices to support Modern Authentication:
The following are the minimum required app versions for modern authentication:
- Teams Phones: 1449/1.0.94.2025020301
- Teams Rooms on Android (MTRA): 1449/1.0.96.2025020302
- Teams Panels: 1449/1.0.97.2025020502
- Teams Displays: To be released
Does Modern Authentication impact the user experience in Teams devices?
No, the end users will see no change in their Teams experience, while these changes only will impact how devices authenticate to Teams services. The Teams administrators will have enhanced security capabilities such as Continuous Access Evaluation and IP-based conditional access enforcement while deploying and maintaining these Microsoft Teams devices. Please note these updates are required to maintain connectivity and support secure authentication.
When are these changes happening to the Teams devices?
- July 31, 2025: Devices on supported app versions will automatically switch to modern authentication. Devices on unsupported app versions will continue to work with legacy authentication. NOTE: Teams Displays will be excluded from this milestone.
- September 30, 2025: All MTR-A devices on minimum app versions will be leveraging modern authentication.
- December 31, 2025: All authenticated traffic must use modern authentication. Ensure all Teams Android devices are updated to the versions listed above as soon as they are available and before December 31, 2025, to avoid service disruption.
How does administrators prepare for the Modern Authentication?
The Administrators should ensure all Teams Android devices are updated to the specified versions or later as soon as they are available and before December 31, 2025, to avoid service disruption.
Conclusion
Helient strongly recommends customers be aware of the key dates specific in this article and to upgrade their Microsoft Teams devices as soon as possible to support Modern Authentication. If you would like more information or assistance, please contact our industry-leading experts at service@helient.com.
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