The MKV file holds an unlimited number of video, audio, picture and subtitle tracks within the file. It is a convenient video file where you can fit in the highest amount of data possible. It is a RAW format that you can easily flip and turn all of the separate data tracks.
MKV file format is the most convenient type of file format where you can add a large sum of data, such as videos, audios, texts, and various images as well. It is basically a RAW format which you can later flip and separate on the basis of needed data tracks.
File saved into the MKV format more often than not save each track (subtitle, picture, audio and video) into a different dataline. This is similar to other container formats such as AVI or MP4 although generally when packaging an MKV file people rarely bundle all the tracks within the file. Most media players do not natively support MKV files, you would have to use a special media playing software to access its content normally such as VLC.
Every file whether it is video, audio, subtitle or image it will be stored into a separate data line. It is a lot similar to the MP4 or AVI format although when users are packaging an MKV file they rarely bundle all the tracks within the file. Various media players don't even support the MKV video format therefore, the users need to use specialized media players who can support the MKV format such as VLC media player.