Method of extracting audio files from video under Win7 Ultimate system

1. First open a video file, then find the audio and video toolbox in the lower right corner of qq audio and video, click “transcode”item;

2 In the open transcoding interface, we can set the output, you can set it according to your own preferences or things, the first step must choose pure audio file;

3, then click on the above image Parameter setting button, select the relevant parameters in the pop-up settings box, here you can select the specific format and audio parameters;

4, then select the file, click Start, start conversion, pay attention to the following Store the path and wait for a video file to convert it to an audio file.