the old feature and I use 20 times a day.
I don't know that you need to do that. The noise sample you posted is not obtrusive and just sitting there it meets ACX AudioBook guidelines for background noise. However, if your recording technique
isn't very good, then yes, you may need technical help. If you fix your basic recording, then you might not need the extra Noise Reduction step.
There is a posting where ACX tells us that requiring
Noise Reduction is a sure sign you're doing it wrong.
But yes. The original Noise Removal "went around" spoken words and depended on your performance being loud enough to cover up the noise. Metallic voices are a sure sign Noise Reduction is trying to work on the background sounds and