Select your microphone
- Windows: Settings → System → Sound → Input
- macOS: System Settings → Sound → Input
- Browser: site settings (lock icon) → allow mic & choose device
Permission issues
- macOS: System Settings → Privacy & Security → Microphone → allow browser
- Windows: Settings → Privacy → Microphone access
Use earphones/headset
- To prevent echo/howling, prefer earphones/headsets over speakers.