The new Amazon Fire TV was announced with many pretty impressive features'a faster processor, the addition of the Alexa personal assistant(Amazon's powerful voice search system), and an ability to stream 4K resolution, which means you can view 4K content from Netflix, M-Go, Vudu and other sources.
Besides streaming content from various popular media streaming services, Amazon Fire TV 2 also enables users to play local contents on it. However, like its previous version, the formats supported by Amazon Fire TV 2 are very limited as below:
Video: H.263, H.264, MPEG4-SP, VC1
Audio: AAC, AC-3, E-AC-3, HE-A, PCM, MP3
For people who happens to have a lot of MKV files on your computer, you will be disappointed to find that Amazon Fire TV 2 does not support to stream and play MKV files. To address this issue, you will need a third-party conversion program. Pavtube Video Converter Ultimate(Get Mac version) is the top-rated application that can convert MKV and also other incompatible file formats such as Blu-ray/DVD, AVI, WMV, FLV, Tivo, VOB, Divx, MTS, M2TS, MXF, etc to Amazon Fire TV 2/Amazon Fire TV readable formats listed above.
How to convert and stream MKV files to Amazon Fire TV 2?
Step 1: Add MKV files to the program.
Click "File" menu, and select "Add Video/Audio" or "Add from folder" to import source MKV files.
Step 2: Set output format.
Clicking the Format bar, you can choose Amazon Fire TV compatible output format by following "HD Video" > "H.264 HD Video(*.mp4)".
Tips: Click "settings" button you will be available to adjust the output video/audio file parameters, like codec, frame rate, resolution, or the bit rates, etc.
Step 3: Start the conversion process.
Go back to the main interface and hit the "Convert" button to get your work started. when the software has converted MKV to Amazon Fire TV 2 supported video format, you can open the output folder and get the files, and then you can stream MKV to Amazon Fire TV 2 for playing on TV.