The voice changes pitch (sounds like a chipmunk). Solution: This happens when the audio track's sample rate (e.g., 48 kHz vs 44.1 kHz) mismatches the video. Convert the audio to 48 kHz using Audacity before multiplexing.
: The track is a professional studio dub featuring experienced Indian voice actors, designed to maintain the emotional weight of characters like Cooper and Murph. User Guide: How to Enable Hindi Audio Interstellar Hindi Audio Track
The dialogue is properly balanced with the sound effects, preventing the background music from overpowering the voices. The voice changes pitch (sounds like a chipmunk)