The dawn of April 2024 heralds a significant shift for Microsoft Teams users as the Classic Teams Client makes way for its successor through a phased rollout. This transition, crucial for Managed Service Providers (MSPs) and their clients, involves the installation of the New Teams Client for users of the classic version, followed by removing the Classic Teams Client a fortnight later. This upgrade is more than just a software update; it is a step towards leveraging enhanced features, ensuring business continuity, and maintaining security and compliance standards. The expertise of Microsoft Office 365 Consultancy firms proves invaluable as organisations bid farewell to the classic Teams client.

Transitioning to the New Teams Client: A Guide for London’s SMEs
As the 31 March 2024 deadline approaches, London’s small and medium-sized enterprises (SMEs) and their Managed Service Providers (MSPs) must understand the End of Classic Teams Client. This meaningful change entails moving from the older Teams version to a more sophisticated, feature-rich New Teams Client.
- Understanding the Transition:
The shift from the Classic Teams Client reflects Microsoft’s push towards modernising collaboration tools. From April 2024, the older version will be unsupported, making way for the New Teams Client. This upgrade process, which includes installing the new software and automatically removing the outdated version after 14 days, is critical for maintaining operational efficiency within London’s SMEs. - Phased Rollout Strategy:
- Initial Notifications: SMEs will receive in-platform notifications about the upcoming switch, emphasising the need to upgrade.
- Rollout Begins: Post-deadline, the New Teams Client will be deployed in phases, targeting users of the older version.
- 14-Day Familiarisation: A grace period after installation allows users to adapt to the new interface and functionalities.
- Final Transition: The Classic Teams Client will then be removed, completing the transition to the New Teams Client with its advanced features and enhanced security.
By preparing for the End of Classic Teams Client, London’s SMEs and their MSPs can confidently embrace the future of collaboration, ensuring a dynamic, secure, and productive business environment.
Timeline and Key Dates: Mapping the End of Classic Teams Client for Various User Groups

As we navigate the strategic shift from the Classic Teams Client to its new counterpart, understanding the timeline and key dates of this transition becomes paramount for businesses, particularly within the sectors governed by specific compliance and operational frameworks such as Government Community Cloud (GCC), Government Community Cloud High (GCCH), the Department of Defence (DoD), and those utilising Virtual Desktop Infrastructure (VDI).
- Visual Timeline and Crucial Deadlines
A structured visual timeline aids in comprehending the progression of the transition, including the general availability of the new Teams client:- 31 March 2024 marks the commencement of the phased rollout for the New Teams Client. After this date, the Classic Teams Client will no longer receive updates or support.
- 14-Day Grace Period: Following installing the New Teams Client, users have a 14-day window to acquaint themselves with the new interface before the Classic Teams Client is automatically uninstalled.
- Distinctions Among User Groups
The transition’s impact varies among user groups, necessitating tailored approaches for each. Below, we outline how the timeline specifically affects GCC, GCCH, DoD, and VDI users:- GCC and GCCH Users:
- Continued Support: There is a slightly adjusted timeline, with extended support to ensure compliance with governmental regulations.
- Admin Control: Administrators have additional policy controls and opt-in capabilities to manage the transition effectively.
- DoD Users:
- Specific Timeline Adjustments: Acknowledging the unique security and operational needs, the DoD user group will experience a customised rollout schedule.
- Enhanced Coordination: Coordination with DoD IT administrators is crucial, ensuring a seamless transition in line with security mandates.
- VDI Users:
- Special Considerations: Given the complexity of VDI environments, users will follow a specialised transition plan that accommodates VDI-specific requirements.
- Extended Support Window: Recognising the potential for more complex migration needs, VDI users are afforded an extended timeline to ensure full compatibility and functionality.
- GCC and GCCH Users:

It is crucial for MSPs and IT administrators to understand these timelines and the specific considerations for each user group. It ensures all preparations are in place for a smooth transition to the New Teams Client, minimising disruption while leveraging new features and improvements. For organisations across various sectors, staying informed and proactive in managing this transition is key to harnessing the full potential of Microsoft Teams’ new era.
Navigating the End of Classic Teams Client: What Users Need to Know
As the End of Classic Teams Client approaches, users must understand the changes this transition entails.
- Key Changes to Expect:
- Upgraded Interface and Features: The transition introduces a revamped interface with enhanced features for improved collaboration and efficiency.
- Boosted Security: Users will benefit from advanced security updates, providing better protection against threats.
- Performance Enhancements: The New Teams Client is optimised for speed, offering a more responsive and resource-efficient experience.
- Adaptation Period: While designed for ease of use, the new functionalities may require a short acclimatisation period.
- Understanding Informational Banners:
- Timely Alerts: Informational banners will appear within Teams, alerting users about the transition and ensuring readiness.
- Guidance and Resources: Banners provide links to resources for users to learn about the new features and adapt more readily.
- Transition Timeline Reminders: As the deadline nears, banners will remind users of key dates to prepare for the new client.
- Final Notifications: Users will receive final reminders close to the switch to ensure no one is caught unprepared.
The End of Classic Teams Client marks a significant upgrade to enhance user experience with Microsoft Teams. By paying attention to the informational banners and engaging with the new functionalities, users can make the most of the new client, ensuring a seamless transition and continued productivity.
Here is a list of the banner messages you may experience after 31 January, 2024:
| Condition for triggering the banner | Banner message | Further information |
| Classic Teams is being used, or new Teams are being installed | Classic Teams will soon be unavailable for use. You will be switched to the new Teams after this date. Learn More. Switch now | |
| Classic Teams is being used. new Teams is not installed | Classic Teams will soon be unavailable. Learn more. Get the new Teams. | |
| Microsoft cannot update because of policy restrictions (Commercial) | Classic Teams will soon be unavailable, and we cannot update the new Teams due to the org policy. For more info, contact your IT admin. Learn more | Troubleshooting installation issues in the new Teams client |
| If your Teams update policy is set to Not Enabled | Classic Teams will soon be unavailable for use. Contact your IT admin to switch to the new Teams. Learn more | Classic Teams users to be updated to new Teams after March 31, 2024 |
If we are unable to move you to new Teams, here is a list of the banner messages you may experience:
| Condition for triggering the banner | Banner message | Further information |
| Unsupported Windows operating system | Classic Teams will soon be unavailable. To use the new Teams, update your OS to meet requirements or contact your IT admin. Learn more. | Prerequisites |
| Unsupported Mac operating system | Classic Teams will soon be unavailable. To use the new Teams, update your OS to meet requirements or contact your IT admin. Learn more. | Prerequisites |
| Unsupported operating system (EDU) | Classic Teams will soon be unavailable. To use the new Teams, update your OS to meet requirements or contact your IT admin. Learn more. | Prerequisites |
| Unsupported operating system (Gov) | Classic Teams will soon be unavailable. To use the new Teams, update your OS to meet requirements or contact your IT admin. Learn more. | Prerequisites |
| Unsupported operating system (DOD) | Classic Teams will soon be unavailable. To use the new Teams, update your OS to meet requirements or contact your IT admin. Learn more. | Prerequisites |
| Microsoft 365, operated by 21Vianet in China. | Classic Teams will soon be unavailable. To use the new Teams, update your OS to meet requirements or contact your IT admin. Learn more. | Prerequisites |
| Unsupported OS (VDI) | Classic Teams will soon be unavailable for use. Contact your IT admin to switch to the new Teams. Learn more. | Prerequisites |
| Microsoft cannot update because of policy restrictions (EDU) | Classic Teams will soon be unavailable, and we cannot update the new Teams due to the org policy. For more info, contact your IT admin. Learn more |
Streamlining the Transition: End of Classic Teams Client for MSP (Managed Service Providers) Administrators
As we approach the End of Classic Teams Client, MSP administrators are at the forefront of ensuring a seamless transition to the New Teams Client.
- Transition Planning:
- Craft a detailed plan outlining key transition milestones and communication strategies.
- Promote proactive communication to inform all parties about the transition’s progress and benefits.
- Tools and Policies for Migration:
- Use the Teams Admin Centre for insights and user support needs.
- Adjust policies in line with the new client’s features, focusing on security and compliance.
- Microsoft’s training resources are employed to familiarise users with the New Teams Client.
- Overcoming Challenges:
- Address resistance by highlighting the New Teams Client’s enhanced functionalities and security features.
- Set up a protocol for resolving technical issues promptly, with IT support ready to assist.
- Reassure users about data migration integrity through successful pilot migrations.
By adhering to these guidelines, MSP administrators can facilitate a smooth transition, ensuring the End of Classic Teams Client ushers in a new chapter of improved collaboration and efficiency. This involves technical preparedness and fostering a supportive, informed environment for all users.
MSP Guide for the End of Classic Teams Client Transition
With the impending End of Classic Teams Client, Managed Service Providers (MSPs) face the essential task of preparing their teams and clients for the shift to the New Teams Client.
- Key Preparations for MSPs:
- Evaluate and Plan: Conduct assessments to understand readiness and tailor a transition plan with clear timelines.
- Educate Your Team: Equip your staff with thorough knowledge of the New Teams Client to support clients effectively.
- Client Training Sessions: Host workshops to familiarise clients with the new features and benefits.
- Effective Strategies:
- Tailored Training Resources: Develop custom guides and videos for client needs.
- Consistent Communication: Keep clients informed with regular updates and establish a feedback loop to address concerns promptly.
- Technical Checks: Ensure clients’ systems are compatible, and data is backed up before transitioning.
By implementing these strategies, MSPs can facilitate a seamless move to the New Microsoft Teams Client, enhancing collaboration and productivity for their clients. This approach not only aids in a smooth transition but also reinforces the MSP’s role as a trusted technology partner.

Conclusion: Embracing the Transition Beyond the End of Classic Teams Client
As we conclude our comprehensive exploration of the End of Classic Teams Client, it is paramount to encapsulate the critical insights shared throughout this guide. The transition to the New Teams App signifies a pivotal shift for organisations, promising enhanced functionalities, improved security measures, and a more intuitive user experience.
- Key Takeaways:
- Transition Timeline and Impact: We have outlined the phased rollout, highlighting crucial deadlines and the varied impact on different user groups, including GCC, GCCH, DoD, and VDI environments.
- User Experience Enhancements: Anticipate a more refined interface, bolstered security, and superior performance. Informational banners will guide users through the transition, minimising disruptions.
- Administrative Guidance: For MSPs and IT administrators, planning, communication, and technical readiness are key to a smooth migration. Tailored training and support structures are vital.
- MSP Preparedness: MSPs are encouraged to use custom training materials, maintain open lines of communication, and ensure their technical infrastructure and support are primed for the transition.
The move from the Classic Teams Client is more than merely a technical refresh; it signifies a leap in advancing collaborative environments. Organisations that actively embrace this transition will discover enhanced levels of productivity and security, positioning themselves as frontrunners in the ever-evolving digital arena. Please visit Microsoft’s official guidance for further details and updates on this transition.
How long will classic Teams be available?
The Classic Teams client will be available until March 31, 2024.
Is Microsoft Teams Classic ending?
Yes, Microsoft Teams Classic is ending, with support concluding at the end of March 2024.
Will classic Teams users be updated to new Teams after March 31 2024?
Classic Teams users will indeed be updated to the new Teams after March 31, 2024, as part of Microsoft’s phased rollout plan.
What is classic Teams March 2024?
“Classic Teams March 2024” refers to the cutoff point set by Microsoft, after which the Classic Teams client will no longer be supported, leading to the transition to the new version of Teams.
