Recommendation: You might want to download the Zoom app ahead of time. But you can go directly to the meeting, as described below, without the app. The app downloads automatically the first time you use Zoom.
From Phone
Call either 669-900-9128 or 253-215-8782.
You will be prompted to enter the meeting ID 832 6139 0800, followed by #.
Web Browser
Open Chrome (or other browser).
Go to join.zoom.us.
Enter the meeting ID provided by the host/organizer (832 6139 0800).
Click Join. If this is your first time joining from Google Chrome (or other browser), you will be asked to open the Zoom client to join the meeting.