Fix AC3 Audio Format not supported error in MX Player

Fix AC3 Audio Format not supported error in MX Player.

Due to some licensing issues, the official MX player has removed some of its codecs like AC3, DTS, MLP, etc. When you play your favorite videos, you get an error Audio format (AC3) is not supported. It means the only video will be played not the Audio. But It doesn’t mean you should delete the video or uninstall the Application. You can not uninstall MX Player for one simple problem that will take hardly 2 minutes to solve. A question will come in your mind How to Fix AC3 Audio Format not supported error in MX Player?

When you see such an error while playing your video in MX player that means the required codec to play such format is missing and you need to download the codec and you have to install it to solve the problem. Before taking any further step, you will have to find your custom codec.

Follow the steps to Fix AC3 Audio Format not supported error in MX Player  :

  • Open MX player and click on the main menu.
  • Now click on the settings.Fix AC3 Audio Format not supported error in MX Player

  • Click on the decoder.

Fix AC3 Audio Format not supported error in MX Player

  • Scroll down to see your “Custom codec” .

Fix AC3 Audio Format not supported error in MX Player
Here you will see your codec and you need to download that codec for solving the Audio format (AC3) is not supported error. In the screenshot, you can see my custom codec is ARMv7 NEON. Similarly, you will find your custom codec.
By following the above steps, you would be able to find your custom codec. Click on the download button ( just below this line ) to visit the download page, where you can successfully download your custom codec.

Download the Codecs

Before downloading codec don’t forget to check your MX player version that you are currently running in your device. To know your MX player version follow these steps :

  1. Open MX player.
  2. Go to Menu>Help>About.

Fix AC3 Audio Format not supported error in MX Player

Check for the Current Version of your MX player.

According to Your Player version download the required Custom codec. And if you are not sure about your custom codec then you can download AIO Pack for MX Player.

Note: Choose your suitable custom codec only and download it because Custom Codec may be different for a different device.

Now you have downloaded suitable codec i.e. your custom codec, the Only thing now you need to do is you have to add custom codec in your MX Player. There are two methods to add codec in your MX player.


  1. Make sure that the downloaded zip file ( Codec file ) is in the internal memory or in downloads folder or not? If not then move it to internal memory (Recommended).
  2. Now Open MX Player.
  3. MX Player will automatically detect the codec if compatible codec found.Fix AC3 Audio Format not supported error in MX Player
  4. Press OK and let it restart.
  5. To make sure whether your custom codec is loaded or not, Open MX Player and Go to Menu>Help>About. If custom codec is successfully loaded then it can be seen just below the Version information.                                              Fix AC3 Audio Format not supported error in MX Player

Sometimes MX Player doesn’t detect the Compatible Codec. So if MX Player fails to recognize your custom codec, then you can do it Manually by assigning the correct Path. Follow the method Given below:


  1. Open MX Player and go to Menu>Settings>decoder.
  2. Scroll down and Click on the “custom codec”, selection pop-up appears on your screen. Choose the correct path of codec that you have downloaded.          
  3. After fetching your new codec Mx player will ask you to restart the Application. Press “OK” to and let it restart.

Now play movies or any video without any such issue.

Also Read: How to add subtitles to a video in MX player

You can also check the video :

If the post was useful to you and helped you in solving the Error, then do not forget to share this post with your friends on Facebook or twitter.

If you have any question in your mind, please feel free and type your questions in the comment. Our team will love to help you.

Also Read :

Fix AC3 Audio Format not supported error in MX Player


    • Well you can either change the download path or just do it manually — open the file and move it to some where else for example move it to the download folder or in any other folder.
      Which browser you are using ?

  1. Thank you so much for this post. It really solved my problem within few minutes. I was gonna uninstall this app but then saw this post & got my solution.

  2. Comment
    Countless thanks young man. Your post is very simple and straightforward… graphic too. Now I am able to watch movies in AC3 audio format as well. Keep up the good work!

  3. Perfect! This is the first time i will leave a comment in the comment box after going through an app or something on the internet. This step-by-step procedure illustrated here is the best i have used. Just follow the procedures in to-to and it fixes the problem in a minute! Thumbs up guys 🖒🖒🖒

  4. I was going crazy trying to fix this issue! I was all over the web and you have the only clear and to the point fix! Just a note I only had this issue after I started using Real debrid, but problem solved in 2 min!

    Rock on! Nice job!


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