Keep both files in the same folder, and your media player (like VLC or MPC-HC) should load it automatically.
: Often the most direct source for YTS-specific encodes. subtitle Late.Night.2019.720p.BluRay.x264.[YTS.AG]
Rename the subtitle file to match your movie file exactly (e.g., Late.Night.2019.720p.BluRay.x264.[YTS.AG].srt ). Keep both files in the same folder, and
: Search for "Late Night 2019" and look for the "BluRay" or "YTS" tags to ensure the timing matches your video file. subtitle Late.Night.2019.720p.BluRay.x264.[YTS.AG]