If you are looking at this specific file, here is what those tags mean for your viewing experience:
The audio is in the original Hindi language with Dolby Digital 5.1 surround sound, which is ideal if you have a multi-speaker home theater setup. Why It’s Worth the Watch
This indicates the source was a high-quality digital stream (likely from Amazon Prime Video, where it originally debuted).
This is a High-Efficiency Video Coding format. It provides high-definition quality at a much smaller file size than older formats, but it requires a modern processor or media player to run smoothly.
The sequel unfolds as a masterful game of cat-and-mouse. A new police officer, IG Tarun Ahlawat, reopens the investigation using fresh eyewitness testimony. As the police finally locate the skeletal remains and believe they have trapped Vijay, the story reveals that Vijay has spent the last seven years studying forensic law and cinema tropes to prepare for this exact moment. Technical Breakdown of the File