You can start a Zoom test meeting to ensure your audio and video are working properly before an important video call. You'll need to have either the desktop or mobile app to do a Zoom test meeting.
You can share your screen on Zoom by clicking the "Share Screen" button on the app's homepage, or in a call's options menu.
Zoom CEO Eric Yuan founded the video communications company in 2011 when he was 41 years old and took it public in 2019. As of September 2025, Zoom had a market cap of $25.66 billion. But despite 15 ...
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