Short answer: Check the selected microphone and permission settings before changing hardware.
Try these steps
- Confirm that you are not muted and that the correct input device is selected in Teams.
- Check operating system microphone permissions and any headset mute switch.
- Try a test call where available, or record a short local sample to isolate the microphone.
When to ask for help
For managed devices, ask IT before installing drivers or changing organization controls.
Learn more
Learn more: read this article — Fix Teams microphone problems. Menu names and available features can vary by device, software version and account type.
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