Download GOM Player which is a free media player software for Windows. This was developed by the South Korean company, GOM & Company. Much like the KMPlayer which is also Korean made. The media player supports a wide range of media file formats. These include the AVI, MP4, MKV, FLV, and others. If you are looking at other formats such as DVD or MKV then you will need to download and install that codec here.
GOM Player
The player also includes features such as subtitle support as well as playlists and an equalizer. The media player is known for 
its ability to play broken or damaged media files. This is similar to the KMPlayer and VLC Player. It also uses advanced codecs for improved video playback.
The latest version of the player is capable of playing .mkv (Matroska Video) files. The Matroska or other codecs such as the MKV codec is an open-source format for video, audio, and other multimedia content. The player has built-in codecs for playing .mkv files, so it is not necessary to install any additional codecs. In addition to playing .mkv files, GOM Player also supports a wide range of other media file formats, including AVI, MP4, FLV, and others. See also the MPC video renderer as well.
Codecs for GOM Player
It is possible that GOM Player supports other video formats as well, but these are the most common formats that it can play. The player includes built-in codecs for playing these video formats, so it is not necessary to install any additional codecs in order to play them.
GOM Player supports Unicode Text Subtitles
The player supports subtitles for .mkv and other video formats. Now in order too use the subtitles with GOM Player. You will need to take the subtitle file and ensure that the subtitle name is the same as the name as the video file. It also has to be in the same folder. GOM will automatically detect and load the subtitle file if it is available.
Also if you want to load the subtitle manually you will need to go to the “Subtitle” menu and then select “Load Subtitle.” The player also provides options for adjusting the font, size, color, and position of subtitles. Users can also use the “Subtitle Synchronization” feature to synchronize the subtitle timing with the video. See also how to autoloading Subtitles in Media Player Classic as well.
Subtitle Types : .smi, .srt, .sub, .ssa, .ass, .idx, and embedded subtitles of ASF, MKV and OGM.
GOM Player
