Open the Audacity program on your computer. Wait for the program to start up. Click "File" and then select "Open." Use the browser window to select the audio track you want to import.
Click the "OK" button and wait for the file to import.
Click the audio track once to select the entire piece. Click the "Effect" menu button. Scroll down to the bottom of the effects list. Select the "Vocal Remover" option.
Select the "Remove Vocals" option in the new window that appears. Select the "Simple Entire Spectrum" option. Click the "OK" button to start the removal process.