White.noise.2022.pl.web-dl.x264-k83.mkv -

: This is the "tag" of the release group that ripped and shared the file.

: Use VLC Media Player or MPC-HC . These players handle .mkv files and internal subtitles much better than default Windows or Mac players.

: Right-click the video > Audio > Audio Track to select English or Polish.

: This is the video codec used (H.264), which is the standard for compatibility across almost all devices (TVs, phones, PCs).