If you get VLC Media Player installed on your computer, you can rely on it to increase video volume while playback. It is a popular and open-source cross-platform media player. It carries some basic editing features. Moreover, it has the capability to increase the audio volume to maximum 300%. The following steps will show you how to make a video louder with VLC.

Step 1. Open VLC on your computer and click “Tools” on menu bar when you enter the main interface. Click “Preferences” to open “Simple Preference” window.

Step 2. Click “Show Settings” in the lower left corner and choose “All”. Click “maximum volume displayed” on the top left side. Click on “Qt” and then you will see the “Maximum Volume displayed” option on the right.

Step 3. Type “300” in the box and re-launch VLC. Now the audio volume will be up to 300% of the original volume.

Increase Video Audio Volume: https://www.vidmore.com/edit-video/make-video-audio-louder/