If you just want to watch the movie right now without editing the actual file, you can load the external Hindi audio track directly into your media player. Method A: Using VLC Media Player (PC & Mac)
A: That specific phrase leads to low-quality sites. Instead, search Reddit’s r/MkvHub or r/Piracy’s megathread for "audio track sources."
While playing, go to the menu to switch to the Hindi version. 2. Permanent Installation (Remuxing with MKVToolNix)
Right-click the video window, go to > Audio Track , and select your Hindi track. Using MX Player (Android Mobile)
ffmpeg -i "movie.mp4" -itsoffset 2.5 -i "hindi_audio.ac3" -c copy -map 0:v:0 -map 1:a:0 -shortest "movie_hindi_sync.mkv"
: Tick the boxes for the video and the Hindi audio you want to keep.
Place both the video file and the Hindi audio track in the same folder on your device.
Where to Find Hindi Audio Tracks (The "Audio Track Com" Approach)
Once the app is installed, using it is a three-step process, whether you're at a theater or at home.
Most external audio tracks are distributed in .ac3 , .mp3 , .m4a , or .mka formats.