Maybe there have lots of people like me use MakeMKV free tool to backup Blu-ray to MKV files of backup DVD to MKV videos, if you want to play these MKV videos on Kindle Fire, The Kindle Fire will say this is not support, The Kindle Fire is support MP4 video format. iSoftcoupon Video Converter is the best MKV to Kindle Fire Converter, it can easy to help us convert MKV to MP4 for Kindle Fire, If you have other source MKV files, iSoftcoupon Video Converter also can convert. If you have Blu-ray Dice and DVD Dice, and want to watch Blu-ray movies on Kindle Fire, or watch DVD movies on Kindle Fire, You can read this: How to play Blu-ray movies on Kindle Fire, How to download DVD movies to Kindle Fire.
Yesterday my friend get a Kindle Fire, but he don’t know how to download videos form his computer onto Kindle Fire. I told him, it can use a USB cable to transfer computer to Kindle Fire, but the cable is not included in the package, its sold seperatley about 3 bucks, it have no drive slot just the internal 8GB + the 5GB Cloud. But not all videos form computer to Kindle Fire can play well. Kindle Fire only can play MP4 video format, so it can not direct play MKV on Kindle Fire, can not play AVI on Kindle Fire, can not play MTS/M2TS videos on Kindle Fire, can not play WMV on Kindle Fire. If you want to watch Kindle Fire not support videos, you must convert videos to MP4 format for Kindle Fire.
I recommendation my friend to use iSoftcoupon Video Converter. iSoftcoupon Video Converter can help us to convert MKV to MP4 for Kindle Fire, convert AVI to MP4 for Kindle Fire, convert WMV to MP4 for Kindle Fre, here is about how to convert videos to mp4 for Kindle Fire.