Indicates the file contains two separate "original" (official) audio tracks, typically the original English and the Hindi dub.
This was a popular third-party video hosting and file-sharing service frequently used for streaming user-uploaded content. Refers to Dolby Digital 5
This is an unusual double extension. A .mkv (Matroska) file is a container that supports multiple audio and subtitle tracks, while .mp4 is a more universal format. Seeing both often suggests the file was renamed or modified for specific player compatibility. Context of the Sources Refers to Dolby Digital 5
This stands for English Subtitles included within the file. Refers to Dolby Digital 5
Refers to Dolby Digital 5.1 surround sound, which uses six channels of audio (five speakers and one subwoofer).
This is the direct sequel to Avengers: Infinity War , where the remaining heroes attempt to reverse the actions of Thanos.
The tags in provide a complete technical profile: