Zle.dni.2021.multi.bluray.1080p.avc.remux-ltn.p...

: This means the video and audio tracks have been taken directly from the original Blu-ray disc without any loss in quality (no additional compression).

The string is a specific release filename for the 2021 Polish drama film Złe dni (released internationally as Bad Days ).

: The file contains multiple language tracks, typically including the original Polish audio and various subtitle options. Zle.dni.2021.MULTI.BluRay.1080p.AVC.REMUX-LTN.p...

This specific file version is highly sought after by cinephiles for its quality:

: The video is encoded in High Definition (1080p) using the Advanced Video Coding (H.264) codec. : This means the video and audio tracks

: This refers to the release group (likely "Latino" or a specific scene group) that packaged this particular version. Film Synopsis: Złe dni (2021)

: No "blocking" or artifacts in dark scenes. This specific file version is highly sought after

If you are looking at this specific version, you are likely prioritizing . Unlike standard "Rips" (like x264 or HEVC encodes), a REMUX provides: