Help > FAQ > Sound quality in Zoom
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Let Soundpad measure your voice volume
  1. File1 > Preferences2 > Audio3
  2. Click button4
  3. Follow instructions in Soundpad
  4. Click stop button to finish measurement
  5. Apply the changes
The voice volume should be above 74 dB, otherwise certain voice applications may filter out played sounds misinterpreting them as background noise. If your measured voice volume is lower than 74 dB, it is recommended to increase the overall microphone volume in Windows.
  1. Right-click Zoom icon in system tray1 > Settings2 > Audio3
  2. Set Suppress background noise to Low4
  3. Enable Show in-meeting option to enable "Original Sound"5
  4. Disable Echo cancellation6
  5. Run mic test7
  6. Play a sound in Soundpad on the microphone only. You should hear it after a few seconds in Zoom.
  7. Change other filter settings, e.g. Enable High fidelity music mode or Stereo audio, and repeat the mic test until your voice and the sounds have a good quality.