If you have an MP4 and want to add or change its Hindi audio, look for these AI-driven features:
Tools like Canva's EasyDubbing app or Synthesia can automatically replace original audio with a Hindi translation while maintaining lip-sync. Hindi Taliking CXMP4
If your "talking MP4" is a lesson or movie you're using to learn, these features are essential: If you have an MP4 and want to