A Hindi audio track file is a separate sound file (usually in .mp3 , .aac , .m4a , or .ac3 format) that contains only the Hindi-dubbed dialogue, background score, and sound effects of a Hollywood movie. Unlike a pre-dubbed movie file, an "audio track file" is designed to be muxed (merged) with an existing high-definition video file (like a 4K BluRay rip).
You don't always need to merge them. If you keep the audio file in the same folder as the movie, VLC allows you to right-click, go to Audio > Add Audio Track , and select the Hindi file manually [6]. 3. Safety and Legality Hollywood Movies Hindi Audio Track File Download