Check subtitle sync
: The "-engsub" part suggests that there's an English subtitle track included. Subtitles can be embedded directly into the video file or provided as a separate file (commonly in .srt, .ass, or .vtt formats).
: The Localization Tag . This indicates that the file contains English subtitles, either hardcoded (burnt-in text) or soft-coded (selectable text tracks like SRT or VTT format).
