Click on the three dots in the top right corner.

Follow the instructions to record your message and see if it plays back to you. Then click on "Leave."

Microsoft Teams is a messaging app for organizations and part of the Microsoft 365 family of products. Get answers to your most commonly asked questions on how to use Teams, such as how to schedule messages in Teams, how to change your background in a Teams meeting, how to update your Teams status, and much more.

teams.microsoft.com

This guide provides step-by-step instructions on how to test your microphone on Microsoft Teams. By following these steps, you can ensure that your microphone is working properly before joining a meeting or making a call.