: MKV (Matroska Video) is a "container" format. On a PC, you can use tools like HandBrake if you ever need to compress these large files for other devices without losing significant quality.
It looks like you're asking about a of the website mkvcinemas.com specifically for PC users . mkvcinemascom pc
MKVCinemas is a popular web-based platform used to stream and download movies and TV shows, particularly favored by PC users for its high-definition (HD) content and compressed file sizes. While it offers a vast library of Bollywood, Hollywood, and regional films, it operates in a legal "grey area" and presents several security risks for computer users. : MKV (Matroska Video) is a "container" format