How to Convert AAC to AC3 Audio Track in Video MP4/MKV?

Updated on Jul 25, 2024

If you’re looking for a simple way to convert AAC to AC3 audio codec in a video while maintaining the video format container unchanged, stay on this page. Here, we’ll introduce you to a powerful yet user-friendly video converter and detail how to change the audio codec only from AAC to AC3. Quickly install this converter to get ready:

https://www.videoconverterfactory.com/download/hd-video-converter-pro.exe hd-video-converter-pro.exe

Q: “Recently, I have an AAC 6 channel audio from an MKV file and it plays pretty well on my phone, but now I want to enjoy it at my home theater. I need to convert it to AC3 format as my home theater can decode AC3 to 5.1 speaker. It cannot decode AAC directly.”

AAC is a standard audio format widely used today. In some cases, however, when you play MKV or MP4 video with AAC audio on a certain device, you will find that the device is unable to decode AAC properly and it only shows a video without sound. In this situation, converting AAC to AC3 will solve this problem at once. And in the next part, I will show you how to change the audio codec from AAC to AC3 of a video in any format, like MP4 or MKV, with an efficient AAC file to AC3 converter in detail.

Simple Guide to Convert AAC to AC3

WonderFox HD Video Converter Factory Pro can convert .aac to .ac3 with ease. It is a multifunctional video & audio converter that can deal with various types of video and audio-related issues, including changing audio format in a video. With simple clicks, you can convert AAC audio track to AC3 and also can adjust other settings, such as resolution, bitrate, frame rate, audio sample rate, channel, and more. Now, free downloadfree download the software and see how to convert AAC to AC3 below.

Tutorial on How to Convert AAC to AC3 with a Few Clicks

Step 1. Add the Video File with AAC Audio Track

Run HD Video Converter Factory Pro and open Converter module. Firstly, click “Add Files” button to add video files that contains AAC audio tracks on your computer, or directly drag the target files into the program. Provided with a batch mode, you can change AAC audio to AC3 in bulk.

Step 2. Choose the Output Format

Click on the format image to enter the output format. Here, you can change the format or keep the orginal format. Find the video format in category Video, 4K/HD, or Web.

To convert an individual AAC audio file to AC3, just select AC3 under the Audio tab.

Step 3. Change AAC to AC3 Audio Codec

Then click “Parameters Settings” and choose “AC3” in the audio encoder. You can also alter the channel to convert AAC 5.1 to AC3 6, change audio sample rate, or amplify audio volume here.

Step 4. Export File(s) with AC3 Codec

Finally, specify a destination folder to save the converted file. In the right bottom corner, there is a “Run” button. Now you just need to click it to convert AAC to AC3, after done you can find your converted files in the Output folder.

Hot search: AAC to MP3 | DTS to AC3 | AC3 to MP3

At last...

That’s the whole process of converting AAC to AC3 in a video. By the way, the converter used to handle this conversion is also available for other multimedia solutions, such as improving video quality, compressing large videos, downloading website movies and music, recording screen, etc. Download it to explore more exciting features.