Microsoft is currently rolling out the new Teams client, which will replace the Classic Teams client for users still relying on it. This transition involves installing the new Teams client and uninstalling the Classic version. Below, you will find key details about the timelines to help you navigate this change effectively.
- End of Support for Classic Teams
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- Date: July 1, 2024
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- Details: After this date, Classic Teams will no longer be supported. Users will receive in-app notifications regarding the unsupported status.
- End of Availability for Classic Teams
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- Date: July 1, 2025
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- Details: Classic Teams will cease to function completely for all users.
Specifics for VDI Cilent (Virtual Desktop Infrastructure) – GCC, GCCH, and DoD Tenants
- End of Support: October 1, 2024
- End of Availability: July 1, 2025
Transition Effects Overview
- July 1, 2024: Classic Teams will be unsupported. Users will receive in-app messages about the unsupported status, with periodic reminders.
- October 23, 2024: Classic Teams will no longer be available on certain older operating systems. Users will need to switch to the new Teams web app.
- July 1, 2025: Classic Teams will stop functioning entirely on Windows 10 and older macOS versions.
Unsupported Operating Systems
- Starting October 23, 2024:
- After this date, users on these operating systems will see non-dismissible in-app dialogs notifying them of the end of availability. These dialogs will provide an option to use the new Teams web app on supported browsers as an alternative.
- Classic Teams will no longer be available on:
- Windows 7, 8, and 8.1
- macOS Sierra (10.12), High Sierra (10.13), and Mojave (10.14)
- Starting July 1, 2025:
- In-app messages will inform users about the impending unavailability of Classic Teams. Users will still have access to the new Teams web app on supported browsers.
- Classic Teams will stop functioning on:
- Windows 10 (LTSC included)
- macOS versions older than Big Sur (11)
Alternatives After Availability Ends
Once the Classic Teams client is no longer available, users who are unable to upgrade their devices can access the new Teams web app through supported browsers. This web app provides many of the same functionalities as the desktop client, ensuring that users can maintain productivity during the transition. However, the user should work on updating the OS as soon as possible. The prerequisites for new Teams can be found here.
Staying Informed During the Transition
As the transition from Classic Teams to the new Teams client progresses, it is crucial for both users and administrators to stay informed. Users will see an informational banner reminding them of the end of support timeline, which will guide on necessary actions, such as updating operating systems to continue using Teams.
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