If your Surface RT is low on storage, don't forget that you can stream MKVs from your main PC.
: Install the Plex Media Server on your desktop and the Plex app on your Surface RT. The server will handle all the heavy lifting (transcoding) so your tablet doesn't have to.
The built-in Video app on Windows RT doesn't natively support the MKV container. Your best bet is to head to the and find a player that brings its own codecs. Mkv Codec Surface Rt
Unlocking MKV Playback on Surface RT: The Ultimate Guide The Microsoft Surface RT is a unique piece of tech history—sleek, portable, and great for productivity on the go. However, its ARM-based Windows RT operating system can be a bit picky when it comes to media files. If you’ve ever tried to play an (Matroska) file only to be met with an "unsupported format" error, you aren't alone.
: On a regular PC, use a tool like XMedia Recode or FFmpeg . Select the "copy" mode for video so it finishes instantly. Once it's an MP4, the native Surface RT player should handle it perfectly. 3. Network Streaming If your Surface RT is low on storage,
Is there a media player that supports MKV file - Microsoft Learn
: A popular, lightweight alternative specifically mentioned by users for handling MKV files on RT devices without a hitch. The built-in Video app on Windows RT doesn't
: Another robust option if you need a player that handles high-definition MKV streams smoothly. 2. The "Remuxing" Shortcut