: This refers to the Bit Depth . Most standard videos are 8-bit. 10-bit allows for over a billion colors, which significantly reduces "banding" (ugly lines in gradients like skies or shadows) and provides a smoother image.

Here is a full breakdown of what every part of that filename means and how to ensure you can play it back correctly. TheGrinch2018 : The title and release year of the movie. 1080p : The resolution (1920 x 1080 pixels).

: The original source of the video was a physical Blu-ray disc.

: Since this is an 8CH (7.1) file, it will sound best on a home theater system. If you are using standard laptop speakers or headphones, your media player will "downmix" the audio to 2.0 Stereo automatically.