9 new dynamic mode: short press “ S+ ” button 5 times quickly until blue light flashes 3 times slowly while light is in static mode.
9 old dynamic mode: short press “ S- ” button 5 times quickly until blue light flashes 3 times slowly while light is in static mode.
Warm tips: some users like old dynamic mode, the rest users prefer the new one, do as what you want, checking video