If you're interested in watching the movie with a Hindi dub, you might want to check online marketplaces or streaming platforms that offer dubbed versions of international movies.

I couldn't find any information on MP4Moviez providing a Hindi dubbed version of Arrival. However, the movie is available on various streaming platforms, including Amazon Prime Video, Netflix, and Apple TV, in English with subtitles or dubbed in various languages, including Hindi.

If you haven't watched the movie Arrival (2016) directed by Denis Villeneuve, you might want to skip this response to avoid spoilers.

Through her interactions with the heptapods, Louise begins to understand their language, which is based on a complex system of symbols and gestures. She also starts to experience flashbacks and visions of her daughter, who died of cancer at a young age.