Recently purchased Audio Cleaning Lab - copyright shows it to be 2017 - it is not Sound Forge.
Lenova laptop, Windows 10 Pro, Intel Core i5, 8GB Ram, 64 bit.Realtek HD Audio, sample rate 44100, playback buff 200ms Everything is up to date.
Recordings come out as either just hissing or very feint with hissing. Recording levels always shows "Level too low" but volume on high.