In this tutorial, you’ll learn how to record vocals in FL Studio to give your track a unique sound. Vocal samples are one solution, but sometimes spending hours finding the right fit or the right lyrics just isn’t practical. Some tracks will sound empty without them, like something is missing. Vocals can add an organic touch to any track, and can really drive home the idea and message your song sends. Arm the Mixer Track & Set the Save Path.Step 4: Connect Your Mic & Choose a Mixer Track.Step 3: Set Recording Filter to Record Audio.