Install and open FL Studio
Set your audio device in Options > Audio Settings
Set your MIDI device in Options > MIDI Settings
Create a new project
Use the Channel Rack to add instruments and sounds
Use the Piano Roll to write melodies, chords, and drum patterns
Use the Step Sequencer to program beats
Arrange patterns in the Playlist
Record audio or MIDI if needed
Edit clips and patterns in the Playlist
Mix tracks in the Mixer
Add effects to Mixer channels
Adjust volume, panning, and routing
Use automation clips for changes over time
Save your project regularly
Export the final song using File > Export