Q:"I have a large MP4 file with very low volume whenever played. I have spent about 2 hours searching for a workable video volume booster but gain with no results. Anyone suggest such a tool that I can use to increase MP4 volume without re-encoding?" - Tahuhali from VideoHelp

Forget to turn up the system audio volume when using a screen recorder to download a movie saved as MP4, thereby resulting in the MP4 video with a very low sound? In the face of such a situation, there are 2 possible solutions. One is to re-record the video. The other is to amplify your captured MP4 video volume by means of a reliable video volume booster. To avoid taking time, it is advisable to adopt the latter strategy as detailed below.