: Keep both the video and the subtitle file in the same folder.
: Most modern players like VLC Media Player will automatically detect and load the subtitle. Technical Details for this Release subtitle Patriots.Day.2016.720p.BluRay.x264.[YT...
Since your file is a rip (likely from YTS/YIFY), look specifically for subtitles labeled "BluRay" or "YIFY" to ensure the timing matches the frame rate and avoids "sync drift" (where the text appears too early or late). : Keep both the video and the subtitle