When a local video plays normally but external subtitles are missing, the problem may be a filename mismatch or a subtitle file that has not been loaded by the player. This Chinese-language tutorial provides a practical reference for checking the video and SRT filenames and loading external subtitles manually. It is intended for readers troubleshooting their own local video playback, rather than for obtaining media files. The submitted URL points directly to the subtitle help page. Only that standalone reference page is recommended here. Other areas of the parent website contain adult and paid membership material, and those areas are outside this recommendation. No root-site listing or membership promotion is requested.