Why & How to Fix MKV File Plays Audio but No Video Error

Some MKV Files Won't Play Video but There is Sound? It Will Be Fixed Easily Here!

It's exciting that Microsoft added native support for MKV files, which means that you can play MKV files without installing third-party codec on Windows 10. But many users reported that they get stumped in playing MKV files in VLC, Media Player Classic, Windows Media Player, KMPlayer etc. Usually, you can hear the sound but can't see the video when you're playing MKV files.

There are a variety of causes for MKV no video issue. Maybe there is a lack of certain codec for MKV files on your PC. Most third-party codecs like MKV HEVC use hardware acceleration for video rendering, which may result in the Splashtop Streamer being unable to capture the desktop screen correctly through the Microsoft® Windows® screen-capture APIs. Or your video player simply fails to support MKV format. In such cases, how can you fix MKV plays audio but no video or black screen issue?

[Solved] The most straightforward way to solve MKV playing sound but no video or in black screen

The Key: Convert unplayable MKV files to MP4 to be compatible with any media players.

You surely can install a certain codec like K-Lite/CCCP or change settings of codec to make your MKV playable on a video player that doesn't support MKV files natively. But what if you already have that done, but .mkv files still play audio but no video or black screen in VLC, WMP, Media Player Classic or KMPlayer? Rather than figure out how to fix MKV no video painstakingly, why not make your MKV files compatible with all these media players?

Winxvideo AI is one of the best MKV converter software that allows you to convert MKV files to MP4, AVI, WMV, MOV and 420+ profiles for a full compatibility on all video players. That's to say, you're able to play MKV files smoothly without errors like MKV no video, no sound, stuttering/lags, pixelated image, audio video out of sync etc. after conversion.

Winxvideo AI - Convert MKV to MP4 to perfectly fit any media players

• Convert MKV to MP4, MOV, AVI, WMV, Apple, Android, Xbox, PS4 and 420+ profiles.
• Compress MKV video size up to the hilt, while keeping the original quality.
• Flexibly change MKV files parameters like codec, frame rate, bitrate, resolution etc.
• 47X real-time faster to transcode MKV files to HEVC/H.264 with GPU acceleration enabled.

After you free download this MKV converter and install it following the wizard, now you're able to convert MKV to MP4 within 3 steps:

Step 1. Open Winxvideo AI, click the Video Converter button on the main UI and then click +Video button to load the MKV files that play no video in VLC, WMP etc.

Step 2. Seconds later, your MKV video is loaded. Just click on Target Format button at the bottom to go to General Profiles > MP4 Video (aac+h264) > OK to convert MKV to MP4.

Step 3. Click Browse button to set the destination folder if necessary. Then, tap RUN button to accomplish MKV video conversion in a blazing fast speed, up to 47X real-time faster when your computer is configured with graphic cards which supports Intel/Nvidia/AMD hardware acceleration. After then, you can enjoy your MKV files smoothly on VLC, WMP, Media Player Classic etc.