How to Adjust Subtitles in Movies to Synchronize with Video Use software SubtitleEdit to adjust subtitles permanently. Its a freeware just google it. The only thing you have to do is to Note correct timings of two Dialogues in movie, one in starting of movie and other at the end of the movie . Now steps are explained below. You can open your subtitles in Notepad to ease your work. Just right click > Properties > (Open With) Change > Select Notepad. by doing this you can read lines with their timings and location according to their serial number.