MKV File player is a free (*.mkv) video player, it allows you to easily view MKV video files, without having to install other major media players, and no need to install all kinds of video decoders or codecs, just have this software, you will be able to play almost all of the MKV video files.
This software interface is simple, very easy to use, all operations can use the shortcut keys. Press "Ctrl + O" to open one *.mkv file, press "p" to play or pause, press "q" to stop playback, press the left arrow key to forward, press the right arrow key to backward, press "f" can toggle full-screen playback. In addition, you can control playback with the mouse, click on the center logo image to open and play a file. Whle video playing, the mouse click can pause or resume playback, the double-click can switch to full screen mode.
The MKV is a Matroska video files, as a new multimedia container format, it can encapsulate a variety of different formats of video, audio and subtitles into one file, very powerful and flexible, this format is becoming more popular.