: The file was captured/ripped from a web streaming service.
: Stands for Dolby Digital , referring to the audio format. About the Movie subtitle Troll.2022.NORWEGIAN.720p.NF.WEBRip.DD...
The string is a standardized release filename for the 2022 Netflix original film Troll . These filenames are used by digital distributors and subtitle databases to ensure technical compatibility with specific video encodes. Breakdown of the Filename Troll.2022 : The film's title and release year. NORWEGIAN : The original language of the production. 720p : The video resolution (1280x720 pixels). NF : Indicates the source is Netflix . : The file was captured/ripped from a web streaming service