Increase volume of a quiet recording

Just used an Olympus Digital Voice Recorder to record a conversation.

One voice is very clear - other voices are very quiet.

Is there any way of increasing the volume of the track section that is too quiet?



The best way is to painstakingly go through using the Envelope Tool to adjust the volume up and down.

If you want a quicker way, you could try this “Automatic Gain Control” plug-in effect: