By installing the Sansan app in Teams, you can send Virtual Cards to external attendees before or during a meeting.
How admins can install Sansan as a default app in Teams
Your admin can install Sansan as a default app within Teams. Instructions can be found in "Install apps" in the Microsoft document here.
How individual users can install Sansan in Teams
1. Click on 'Apps' and search for 'Sansan'.
2. Select and click 'Add'.
3. If the Sansan app is displayed in the left menu bar, you're all set up.