To switch between mono and stereo sound while sharing, locate the share toolbar, click More, then select between Mono and Stereo (high fidelity) options under Select sharing sound mode.Sharing device audio can also be enabled after you have begun sharing by locating the share toolbar, clicking More, and then selecting Share Sound.Click on Share in the bottom-right corner to begin sharing with your device's audio included.(Optional) Select the down arrow just to the right of the Share Sound option to view audio options and switch between Mono and Stereo (high fidelity) audio options.Select Share Sound in the bottom-left corner of the share selection window.
Prerequisites for sharing computer sound as shared content
How to play audio or music without sharing your screen.If audio is an important part of your shared content, you can also send the computer's audio (in mono or stereo) to the remote attendees when sharing, providing a more professional and immersive sharing experience. Zoom screen sharing allows you to share the desktop, window, application, or audio/video.