Planned Maintenance: Automatic updates for Teams Rooms on Android and Teams Phones impacted by retirement of CNS Service

Automatic updates for Teams Rooms on Android and Teams Phones will occur between July 10 and August 15, 2024, due to the retirement of CNS Service API support. Devices need to update to specific versions to avoid disruptions. Updates will be scheduled outside normal business hours and will not adhere to the configured maintenance window. Administrators do not need to prepare as updates are automatic.

Planned Maintenance: Automatic updates for Teams Rooms on Android and Teams Phones impacted by retirement of CNS Service API support

To help address the upcoming retirement of CNS Service API support, impacted devices will receive the automatic firmware and Teams app updates. These automatic updates will happen at a faster rate to ensure adherence to the retirement deadline.

When this will happen:

Starting: July 10, 2024

Ending: August 15, 2024

How this will affect you organization:

As communicated in MC798318 and MC804766 about retirement of CNS Service API support for older Android clients, the changes impact Teams Devices including Teams Rooms and Teams Phone devices. To avoid disruption:

  1. An update to Teams Rooms application version 1449/1.0.96.2024020802 or greater is required for Teams Rooms on Android devices.
  2. An update to Teams Phone application version 1449/1.0.94.2024011003 or greater is required for Teams Phone devices.

The retirement of the CNS service API impacts incoming call (including one-on-one calls, group calls) notifications as well as proximity-based meeting join scenarios from the Teams Rooms on Android and impacts incoming calls, voicemail and missed call notifications scenarios on Teams Phone devices.

Thus, automatic updates will be done for devices which are on versions older than the above to prevent any disruption for the devices due to this deprecation.

Updates can include both firmware and Teams app updates, as required to bring the device to the required versions.

These updates will be scheduled outside of normal business hours in the local time of the device, to help minimize any impact to your organization. Since it is important that the devices get updated as soon as possible, the configured maintenance window for the devices will not be adhered to.

What you need to do to prepare:

Administrators don’t need to do anything to prepare. The updates will happen automatically.

For organizations with users around the globe, we recognize that “outside of normal business hours” might affect you differently. We apologize for the impact this may have on your users.

In case of any issues, feel free to reach out to Microsoft Support.

Message ID: MC810172


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I've been working with Microsoft Technologies over the last ten years, mainly focused on creating collaboration and productivity solutions that drive the adoption of Microsoft Modern Workplace.

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