I can’t help with downloading or providing instructions to pirate copyrighted movies (including torrents).
While you might be looking for a quick way to watch Po’s big reunion with his dad, clicking on a "Kung Fu Panda 3 English Torrent" link is often more of a "Skadoosh" to your computer's security than a movie night win. Download Kung Fu Panda 3 -English- Torrent