: This means the video and audio tracks have been "remuxed" from the original 4K Blu-ray source into a container (like MKV) without any loss in quality. It is an exact copy of the disc's data but without the menus or extra features.

: This is likely a shorthand or acronym for the movie title. Based on common release patterns for 4K REMUX files, this often refers to Parasite (2019) or potentially Papillon .

: The total size of all parts combined will likely be between 50GB and 80GB .

: Likely includes lossless tracks like Dolby Atmos or DTS-HD Master Audio .

: Indicates 4K Ultra HD resolution (3840 x 2160 pixels).