The "YTS.MX" tag indicates the specific video encode you have. You should look for subtitles that mention or BluRay to ensure the timing matches your video.
Once you have downloaded the .srt file, use one of these two methods: : subtitle Private.Life.2018.720p.BluRay.x264.[YT...
Place the movie file and the subtitle file in the . The "YTS
Open the movie in your player (VLC, MPC-HC, etc.), and it should load automatically. : Open the video file in your media player. subtitle Private.Life.2018.720p.BluRay.x264.[YT...