If you are at a lower version, select on the overflow menu (…) and select on check for updates, update, and restart your app.
To see the “Try the new Teams” toggle, your current Teams app must be running version 1.3 or higher. You must be running on macOS Monterey (12) or higher. Prerequisites Minimum Mac and Teams versions If you are an EDU user, you will see the App switcher and are welcome to try it out, but we do not recommend you use it for primary scenarios yet. This experience is currently optimized for non-EDU users. Whether you have users on multiple accounts or tenants, the new Teams can help eliminate the silos and bring them together in one place, giving them more extensibility and scale. The new Teams ensures more efficient use of device resources. The new Teams client installs and loads faster, letting you launch the app and join meetings more quickly, giving you more time to focus on the business tasks. The new Teams for Mac has been reimagined from the ground up with performance in mind, providing a faster, simpler, and more flexible experience. Features and content are subject to change. The features described in this article are available to Teams Public preview and Microsoft 365 Targeted release customers only.