You're referring to the popular Bollywood movie "Hum Saath Saath Hain"!
The "patch" emerges from a desire to correct the semantic bleeding of the original translation, where the warmth of the joint family is stripped away by clinical, standard English.
The movie is famous for its elaborate song-and-dance sequences, breathtaking locations, and the depiction of Indian culture. Because the dialogue often relies on specific cultural idioms and emotional nuances, having a "patched" subtitle file—one that has been corrected for timing and grammatical accuracy—is essential for fully grasping the heart of the story. The Importance of Patched English Subtitles