Firefox/Chrome may ask you if its OK to run the app, make sure you say YES.

The Zoom app will start downloading, you have to click the installer to run it.First, start zoom by using this link (NOTE: you may have to sign in with DUO).Make sure you have your cell phone setup. You will nee dot use DUO Two Factor authentication before you can use Zoom.Zoom does not require admin access to your computer.

You must have a fast internet connection! Ask others who share your wifi to stay offline during the meeting.Your computer must have a webcam so you can send your voice.I recommend restarting your computer ( shutdown is not the same as restart) before you begin EVERY meeting, this helps avoid hardware and software bugs that are common with video conferencing!.Video conferencing involves a lot of separate components and therefore it can be surprisingly problematic. It is very important to host a test meeting at least a few days ahead of time so that you can work out any problems you may encounter.

Here is some getting started info for hosting a zoom meeting: Test Run

Test zoom meetings