Audio Convert Toolbox 3.6.1

• 1). Open the Audio Convert Toolbox software. Click on the "Add" button located at the top right of the window.
  
  
• 2). Find the ADPCM file you want to convert in your computer's directory. Select the file and click on the "Open" button.
  
  
• 3). Click on the "Next" button located at the bottom of the window. Click on the "Downward Arrow" button located in the "Convert to:" section. Select the "PCM" button.
  
  
• 4). Click on the "Convert" button located on the bottom right of the window. The converted file is saved in the output folder of the program.