Things You'll Need

Instructions

1

Download iTunes if you do not already own it. See "Resources" for a link to download this application.
2

Import the MP3 file you would like to increase the volume on. Right-click the file and select "Open with." Choose "iTunes" from the list of applications.
3

Right-click the MP3 file in iTunes and select "Get Info." This will open an information screen about the specific file.
4

Click the "Options" tab located across the top of the menu.
5

Adjust the volume. There will be a "Volume Adjustment" meter where you can increase the volume. Click "OK" to save the changes.