How to use a Vivi Webcam with Teams
This solution page assumes you already have connected a Webcam to your device through Vivi. If not, please check the attached document.
Most of this solution article is deprived from the document with the same name, so also feel free to check that out which is also attached.
Once the webcam is connected to your device, it will be an option to choose when using Teams.
Open up Teams and join your meeting. On the menu at the top, click the arrow next to the camera button.

It will open a menu for Camera settings. Choose the option with Webcam in it's name.

You should now have your camera as the webcam.