Bazı özel türk torrent sitelerinde (Broadcity vb.) bulunuyor türkçe dublaj. Turkish audio center'dan vb. alıp kendiniz de sesi alıp muxlayabilirsiniz, tabi uyumluysa.
What he's talking about there is actually adding the subtitles from Netflix (whatever that movie or series is) to the media file. In short, as I understand it, it means not saving the subtitles as SRT and adding them to the video.