Certainly you have tried to play your MKV files with a media player on your PC. Unfortunately, regardless of your efforts, it does not seem to work. If you are familiar with the specifications of MKV files, you will quickly understand why it does not and will not work.
MKV file format is also widely popular as Matroska, and it includes multiple streams audio, video and sometimes subtitles. Streams are compressed, though, so it is not a surprise that you cannot run your video. In order to make MKV file work, you will need an appropriate codec which automatically decodes the file once played.
Provided that your media player does not support the right codec, you will face difficulties with opening the file. Imagine how much time you will waste to find the correct codec which is compatible with the media player on your computer. You will spend much time on searching and I will not be surprised if you are even dissuaded to play your MKV file.

It is time to forget about this hassle, because there is a handy solution which comes at the right place. If you convert your heavy MKV files to the compact AVI format, you will be able to play your file at all devices, including your tablet, MP3 player, iPhone that are suitable for multimedia content.
AVI file format stands for Audio Video Interleaved. It is a video format that was launched by Microsoft in 1992. In short, AVI is the most compact file format, because you can play video and synchronized audio. The audio is interleaved in the video frames in AVI format.
If you want to convert your MKV format to world’s beloved and smart AVI, there is a solution that addresses your issue. Simply use MKV converter program, the easiest and most efficient software. Just a few clicks of the mouse and you will convert your MKV format to AVI file and this will be done with no loss of quality. A few clicks of the mouse and you will make use a free download MKV to AVI converter which will not only quickly convert your bulky and troublesome MKV files, but it will ensure your satisfaction!