This article shows how to install teams on a personal device. If you are on a college owned device please install teams from Software Center on PC or Self Service on Mac. If you are on a personal device please follow the steps below.
1. Open your browser and head to : https://www.microsoft.com/en-us/microsoft-teams/download-app
and select download app for for your platform

3 Run the installer
Windows |
Mac |
 |
 |
4 Sign in using your SSO or chose the account you are already singed into See Sign in to Microsoft Teams https://colum.teamdynamix.com/TDClient/2029/Portal/KB/ArticleDet?ID=100399
5 On Mac there are some permissions to set see Teams Permissions for Mac Article https://colum.teamdynamix.com/TDClient/2029/Portal/KB/ArticleDet?ID=161736