If you’d like to capture an audio track accompanying your video in order to listen to it separately, you can use the KMPlayer. Read on to discover how to record audio from a movie with KMPlayer.
Open your video using the KMPlayer and pause it in the place that you’d like to record the audio from. Then right-click on the player to open the context menu and choose Capture > Audio Capture or simply press Alt + A keys on your keyboard.
In the prompt window select the audio encoder type, choose the folder where it will be saved and select the compression format. Then, click Start. When you want to stop the recording, press Stop.