How to turn up the volume when the stereo is too small? To teach you a method, you need to use audio tools.

Tool download address: Click to download "U-speed audio processor"

At step 1, we first download the software of "Audio Processor" to the computer. You can download, install and open the software by Baidu search software name. Click the volume adjustment function at the bottom of the list on the left.

Step 2: We prepare the audio file in advance, and then click the Add File button to upload the prepared audio file to the software, or we can drag the audio file directly to the software to add it.

The third step is to set it on the right, because we want to turn up the sound, so we can click on the dot and drag it to the right to turn up the sound twice. If you want to turn down the sound, please drag the dot to the left.

Step 4: After adjusting the volume multiple, we click the red button in the upper right corner to start the software program, and the next operation will be completed by the software. We just have to wait.

Step five, wait a moment. After the audio is tuned, the software will automatically pop up the output folder. In the output folder, we can see the audio file after the sound is turned up.