Stands for Blu-ray , meaning the source is a physical disc rip rather than a digital streaming (Web-DL) version. x264: The video codec used to compress the file.
Since this is a Blu-ray rip, subtitles for other "BRRip" or "BluRay" releases of Black Widow will generally sync perfectly. You can find the specific .srt or .ass files on these major platforms: subtitle Black.Widow.2021.1080p.BR.x264.AAC.6ch...
Use the H key to delay the subtitle or G to speed it up while the movie is playing. Stands for Blu-ray , meaning the source is
If the audio and text don't match up exactly, you can use these tools to fix the "offset": Stands for Blu-ray
A free, powerful tool if you need to permanently change the frame rate or offset for this specific 1080p BR rip.