First, open the app and you will see some sites, go to any site and search for the name of your desired movie then select the language then download the subtitle file, you will see the zip file in the Download folder of your phone then extract the zip file (.srt, ass). You will see the file. Then open the movie on any player. After opening the movie, load the .srt or ass file from the player. You will see subtitles at the bottom of the skin. Happy watching.