Purchase or download a vocal remover DirectX plug-in from online. Save the plug-in to your computer hard drive.
Open your music creation software and import the song that you are wishing to remove vocals from. Highlight the track view on the right of the screen and right-click the FX field.
Select the vocal removal plug-in from the list and set the parameters. Choose a preset parameter or experiment until you reach the setting you're looking for. Press "Play" and adjust the effects in real-time to your liking if you are unsatisfied.
Install the vocal removal software on your computer. Open the program and select "File" then "Open."
Select the song that you're going to be removing vocals from.
Click "Edit" then "Select All" at the top of the screen. Select one song at a time if you're doing multiple songs at once.
Remove the vocals by selecting "Process" then "Vocal Remover."
Press "Play" to preview the song to see if the vocals were removed.