How to join a Zoom meeting on the mobile app.How to join a Zoom meeting on the desktop client.Then, it will show the leave and join option. Once you select the open link option, it will open on a browser where you need to click Launch Meeting. The iOS device shows an open link or copy link option. If the join link is in the in-meeting/in-webinar chat, the desktop and android device shows the leave and join options.If you are already in an existing meeting and click a join link, it will prompt you to leave and join the other meeting.You can also join a test meeting to familiarize yourself with using Zoom, or join a meeting without an account. Otherwise, you will be prompted to download and install Zoom when you click a join link. Before joining a Zoom meeting on a computer or mobile device, you can download Zoom from the Download Center.