Problems with Safari Intelligent Tracking Prevention
While in preview, you may experience issues related to Safari's Intelligent Tracking Prevention while using Teams.
Teams is now available in preview on Safari 11.1+ on macOS. To mitigate issues with Intelligent Tracking Prevention while Safari browser support is in preview, go to Preferences > Privacy and uncheck the Prevent cross-site tracking setting. Then, close your browser and navigate back to teams.microsoft.com in Safari.
Still need help? Go to Microsoft Community.