While "free" downloads are tempting, they compromise your digital security and disrespect the creators. The safest way to experience the adventures of Marty and Doc is through official streaming or VOD services.
You can use any web browser like Google Chrome, Mozilla Firefox, or Microsoft Edge.
: You can stream the movie on JioHotstar , which provides both Hindi and English audio options.
There are several Hindi dubbed versions of "Back to the Future 2" available online, but I couldn't verify if they are officially released by the filmmakers or distributors. It's possible that some websites or YouTube channels may have uploaded unofficial or fan-made Hindi dubbed versions of the film.