To Start a meeting on Zoom, do the following:
From the Home screen, click "Use Zoom"
Click "Start Meeting"
The first time you do this, you will need to enter your Zoom account email and password. Please ensure you do this correctly!
Now you will start your meeting, using the default Start Meeting action on your account.. either a new random meeting ID, or a meeting on your Personal Meeting ID.
Now your meeting will start on your ONSCREEN Spark!