: This indicates the High Definition (HD) video resolution (

: This identifies the specific part of the series: Season 4, Episode 12 .

: This is an abbreviation for the title of the show. In this context, it most likely refers to the Indian television series The Kapil Sharma Show .

The text is a standardized file naming convention typically used for digital media downloads.

: This is the Matroska Video file format, a common container used for high-quality video that supports multiple audio tracks and subtitles.