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Depending upon how energetic you feel. There is a connector for the F55 console switch in the center console right next to the location of the active handling button. This connector is there no matter what option the car has for suspension. It contains a switched 12v source for the lights on the F55 switch. That is one option that I could recommend.
If you don't feel like doing that just purchase an add a circuit module for the passenger footwell fuse panel.