To create a proper feature (filename) for the subtitle file you've mentioned, it should be formatted to match standard media server naming conventions (like Plex, Jellyfin, or Kodi) while preserving the release group and technical specs.
Here is the properly formatted filename for a feature-length film: Recommended Naming Breakdown subtitle Requiem.for.a.Dream.DIRECTORS.CUT.2000...
: .srt — This is the most common format, though yours may be .ass or .sub depending on the original file. Best Practice for Matching To create a proper feature (filename) for the
: [Director's Cut] — Since the Director's Cut has a different runtime than the theatrical version, this tag helps distinguish it. For the subtitle to "auto-load" without you having
For the subtitle to "auto-load" without you having to manually select it, ensure the filename is to your video file, excluding the extension: Video : Requiem.for.a.Dream.2000.DIRECTORS.CUT.1080p.mkv
: Requiem.for.a.Dream.2000.DIRECTORS.CUT.1080p.en.srt
: .en (or .eng ) — Adding the ISO language code before the extension allows players to automatically select the correct language.