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Workflow & Sound DesignBeginner4 min

How to Use 3xOsc, Sytrus, and FLEX in FL Studio

Unlock the power of FL Studio's best stock synths. Learn the basics of 3xOsc, the depth of Sytrus, and the ease of FLEX presets.

FL Studio provides a range of powerful synths from simple oscillators to complex FM synthesis. Understanding these three tools allows you to create almost any sound imaginable.

Follow these steps

  1. Design Basics with 3xOsc

    Use 3xOsc for simple sounds like sub-bass or basic leads. Adjust the three oscillators' shapes (sine, saw, square) and detune them slightly for a thicker sound.

  2. Explore FM Synthesis in Sytrus

    Open Sytrus for advanced FM synthesis. Start by exploring the 'Presets' to see how complex routing between operators creates rich, evolving textures.

  3. Browse Presets in FLEX

    Use FLEX for high-quality, ready-made sounds. Simply browse the libraries, select a preset, and use the 8 macro knobs to tweak the sound quickly.

  4. Route to the Mixer

    Assign your synth to a Mixer track by highlighting it in the Channel Rack and pressing Ctrl+L. This allows you to add effects like Reverb or Delay.

Common mistakes

  • Using Sytrus without checking the 'Operator' tabs, leading to confusion.
  • Overloading FLEX with too many high-CPU presets at once.