Because this is a rip (likely from the RARBG group), you need subtitles timed specifically for the 23.976 fps Blu-ray frame rate. Look for these attributes on subtitle hosting sites:
Ensure your hardware (Smart TV, Roku, or older PC) supports HEVC/x265 playback; otherwise, the video may stutter even if the subtitles work.
Look for filenames containing "BluRay," "BRRip," or "BDRip." subtitle 13.Going.On.30.2004.1080p.BluRay.x265-...
HEVC (x265), which provides high quality at a smaller file size. Resolution: 1080p (1920x1080).
Subscene: Known for high-quality, community-vetted uploads. Look for the "English" listings with the "BluRay" tag. Because this is a rip (likely from the
Subtitles labeled "RARBG" will have the most accurate timing out of the box.
You can find the specific file for this movie on these major platforms: Resolution: 1080p (1920x1080)
For most TV and hardware players to auto-load the text, the video file and the subtitle file must have the exact same name (excluding the extension). Video: 13.Going.On.30.2004.1080p.BluRay.x265.mp4 Subtitle: 13.Going.On.30.2004.1080p.BluRay.x265.srt