Why does VLC Media Player has no sound?

Sitting back on your couch and enjoying your favorite videos can definitely be one of the best things on a lazy afternoon, especially with your powerful media player like VLC. But what if you are able to play a video, there is no sound on video with VLC player? There can be nothing more irritable than seeing your video without hearing anything. Don't panic, to help you in such situations, we have picked up the most common reasons for "VLC no sound" and their possible solutions.

VLC no sound

Part I: Situations VLC has no Sound

Part II: Troubleshooting Guide for "VLC No Sound"

Part III: Top Causes of "VLC No Sound" issue

Part I: Situations VLC has no Sound

Q1: VLC player No sound in mkv file 

I can play all kinds of files in VLC, and I wanted to watch some tv series in .mkv format, but there is no sound in each file. What can be the problem? Moreover, these files are not broken, because I can play them and have sound in other players but for VLC. 

Q2: MP4 files lagging and shaky on VLC 

I had been successfully playing 1080p MP4 files on VLC for a few days. My computer was clearly powerful enough to do so. All of a sudden, the picture is horribly shaky/wavy with constant pixelation whenever an MP4 file is played. Things are normal with AVI. I didn't change any settings or anything. Does anyone have any idea what could be going on? 

Q3: VLC Media Player sound problems 

Hi, I've been using VLC media player for quite a while, and recently I used it to play a video clip which I utilized for my project. Everything is working according to plan, but suddenly the audio just went out while playing my video file. I checked the original video and it is not the one that causes the trouble but it might be my media player. Can you help me figure out on how to fix my vlc sound problem? 

Acutally, like other softwre, VLC users may experience various technical problems like these mentioned above. Here are some ways to help you solve VLC no sound problem.

How to Solve VLC No Sound Problems?

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Part II: Troubleshooting Guide for "VLC No Sound"

Solution 1: Update VLC Media Player

Usually, the latest version will fix bugs and optimize program. If you have installed an outdated VLC version, you'd better update the VLC media player. Click "Help" rightmost > choose "Update". Or you can just uninstall it and download a latest version of VideoLAN.

update VLC Player

Solution 2: Change VLC Sound Device

Go to "Audio" > switch "Audio Device". Here the audio device should be already set by default. According to the device you are using, you need to change it to "Speakers / Headphones". If you are using a Headphone, then select "Independent RTC Headphones".

change VLC sound device

Solution 3: Unmute Your VLC Player

Maybe you have set your VLC Player to mute at some point and forgotten all about it, which result in VLC no sound problem. And your computer's operating system may remember this setting and mute VCL the next time. Then unmuting your VLC is you must step, learn how to do it as below:

  • Click the speaker icon (it's at the bottom of your task bar near your clock);
  • Click the "mixer" and if your VCL Player is running, it will show up in the mixer like below;
  • Then unmute VLC and your sound works again

unmute VLC Player

Solution 4: Adjust Audio Settings

If it doesn't work after you unmute VLC, try adjusting audio settings of this player. Here is how: go to Tools > Preferences > Audio and make sure Enable audio is ticked. Then go to Output and try a different default.

VLC audio settings

Solution 5: Convert Video Format for VLC

It pertains to a sort of video codec problem, for example an MP4 or MKV file contains a VLC incompatible video codec, and then it will fail to play or just VLC no sound. The solution for this is to convert the video file into a format that can run on VLC player or simply get a compatible MP4 player.

In converting an MP4 file we will need an excellent video converter like Dimo Video Converter Ultimate. By using this program you can easily convert any video clip like MP4, WMV, MOV, FLV, AVI, 3GP, etc that you want into a VLC accepted video format and delivering high video & audio quality. For those who stick with original format, just by adjusting video settings, you can change audio codec like DTS to AAC, AC3 to AAC/MP3 for easier playback. Plus, it also provides the optimal presets for iTunes, Apple TV, iPad, iPhone, Galaxy Tab and more media player or devices.

Just open the video converter for VLC, import the video that you will convert, choose an output format hit convert and your newly converted file will be ready in no time. Furthermore, you can also take advantage of the other features that this converter has such as video downloader/player/editor, ISO/3D/VR maker, media server which is awesome. If you're using a Mac, Dimo Video Converter Ultimate for Mac will help you solve the VLC no sound issue on Mac (OS Sierra included). Download it and learn the brief guide.

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How does this Professional & Powerful video converter for VLC works

Step 1. Add Video files

Install and run VLC video converter on your computer. Add videos and movie by clicking "Add File". You can directly drag and drop the videos and Preview the whole MP4 videos with the built-in player. 

Note: This VLC Video Converter supports batch conversion, so you can add several files at one time. 

VLC video converter

Step 2. Select output format 

Then click "Select Format" and move mouse cursor to "Format > Video" category. VLC Player compatible format like MP4, MKV, AVI can be selected. Or choose HD MP4, HD MKV, HD AVI from "HD Video". Even you can output 4K videos for latest VLC player.

Step 3. Customize video specs (Optional) 

You could also click the "Settings" to adjust the video and audio parameters of output files. In the Video Settings, you can select Encoder, Frame Rate, Resolution (you could define it yourself according to your Android Devices or other media player) and Bitrate for your movie. In the Audio Settings, you can select Encoder, Channels, Bitrate and Sample Rate for your movie. 

MP4 settings

Step 4. Start Video Conversion for VLC

You can hit "Start" to start converting video format with best video settings for VLC Media Player. After the conversion, click "Open Folder" in the conversion window, or "Open" in main interface to quick locate the converted video. What's more? With this VLC video converter, you can also edit your videos and rip your large Blu-ray/DVD collections to your player or devices, Just do it all right here, right now!

Aha! You're stay away from silent movie, don't forget share this useful guide to your friends.

Part III: Top Causes of "VLC No Sound" issue

Cause #1 – Faulty codecs

For example, if a MP4/MKV/AVI file contains a VLC incompatible video codec, you will fail to apply videos to VLC media player, or just no sound.

Cause #2 – Corrupted video file

"He's dead, Jim". The file has been corrupted beyond recovery and there can be any number of reasons why this happened. As always, the best approach is prevention. Ideally, media files you don't want to have corrupted will be backed up immediately upon recording to a cloud-based storage service. Or you can also attach the file to an e-mail and send it right back to yourself. Alternatively, if you've got your file through conversion, download and install Dimo Video Converter Ultimate, which is a versatile combo product with inherent editing and media reproduction capabilities.

Cause #3 – VLC Speaker was Disabled

You may disable system speaker accidently, or unwarily mute VLC volume.

Cause #4 – Outdated VLC Version

How long have your VLC media player not been upgraded? This may trigger incompatible playback problems, such as no output audio.

Cause #5 –Wrong Output Module

Sometimes, may be the default output module not suit for your computer.

Contact us or leave a message at Facebook if you have any issues with solving "VLC No Sound".

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