: Use a versatile media player like VLC Media Player or MPC-HC . These players handle .mkv files and the x264 codec natively.
: The video resolution is 1280x720 pixels (High Definition). Dwa.Czt3r7.07E14.PL.720p.BluRay.x264-psejta3.mkv
: The "release group" or individual uploader who encoded and shared the file. : Use a versatile media player like VLC
: This likely refers to "Dwa i pół" (Two and a Half Men), though the "Czt3r7" (Cztery/Four) suggests it is specifically from Season 4 . Dwa.Czt3r7.07E14.PL.720p.BluRay.x264-psejta3.mkv