How to Replace Audio in Video, like MP4, AVI, MOV, WMV, FLV etc?

Replace Audio in Video Software for Windows and Mac

July 19th, 2019 by Smile Harney

Overview

I have recorded one MP4 file with my mobile, but the audio in the MP4 file is too noisy and so I plan to use a new audio to replace the noisy audio in the video. Is there a method to complete it?
I have downloaded one short funny video, but the audio in this funny video is foreign language. I want to use my voice to replace the foreign audio. How can I do that?

Well, the above needs can be easily done with the help of a professional video editor, like iDealshare VideoGo.

Key Features of iDealshare VideoGo

Mute the audio file or replace the original audio with a new one without re-encoding the original video format.
Mute the audio file in video or use a new audio to replace the audio in video no matter the video is in MP4, AVI, MOV, MKV MOV, WMV, MKV, AVCHD, H.264, WEBM, etc.
Use a new audio to replace the original audio no matter the original audio is in MP3, AAC, WAV, WMA, FLAC, AIFF, etc.
Use your voice, your recorded audio, downloaded audio, extracted audio or any audio from other source to replace the original audio in a video file.
Except for muting or replacing the audio, this professional video editor also works to trim video, crop video, split video, rotate video, change video resolution, codec, frame rate, bitrate, etc, to change video format to another one video format, to extract any audio from any video format or to edit the video file in other aspects.

Guide on How to Replace Audio in Video

Follow the guide below to easily replace the audio in video.

Make Preparation: Free download iDealshare VideoGo

Free download the ideal Replace Audio in Video Software Mac or Windows version - iDealshare VideoGo ( for Windows , for Mac ), install and run it, the following interface will pop up.

iDealshare VideoGo - Replace Audio in Video Software

Step 1 Add Video File

Click the "Add File" button to import the video file.

How to Replace Audio in Video?

Step 2 Replace audio in video

Click the "Effect" button to open the "Video Edit" window;
Then switch to Audio panel;
Tap on the Add icon (a "+"sign on the lower left side) to import the new audio file change replace the original audio file.
When finished, tap on the OK icon to return to the main screen.

Replace Audio in Video

Step 3 Define output video format

By default, the output video format is in .mp4, if you like this video format, simply ignore this step; if you do not like this video format, please follow the guide below.

Click the "Profile" drop-down list to select desired one as output video format from the "General Video" category.
Click "Setting..." button to open the "Advanced Settings" Window, then switch to the "Advanced" tab and double click MPEG-4 on the right side of Video Codec to select Copy, and finally click "Apply to All" .

Change Audio of Video without Recode

If you want to add audio track AAC as well as change the MP4 video to other video format, simply select the desired one from the "General Video" category.