My sustain pedal acts reversely, how to invert it?

1. Open the MIDI Control Center
2. Press on the "sync" bouton
3. Click on the Sustain pedal input
ScreenPedal-02
4. In the "Selected Control Parameters" section, set the Min to 127 and Max to 0
5. Press the Store Button

Your pedal should now act as you expect it to.