Hacker News Reader

I had that. Under Settings -> Audio there's a setting "Automatically adjust microphone volume". It used to happen to me on Windows as well.

I had this problem as well. I eventually found a setting to title which for zoom to leave the mike alone. Check you settings...

To title which for zoom did you setting to leave the mike alone?

That's what I get for not proofreading for autocorrect errors

This happens to me all the time too. Seems to happen even when just muting / unmuting.