[LIGHTNING FORCE PASSIVE SKILL WITH PROBLEM??]

So the skill is active all the time?

[LIGHTNING FORCE PASSIVE SKILL WITH PROBLEM??]

When I attack the non-active skill, only the animation appears and also does not increase the status.
Skill: Superior momentum mastery. 30% chance of triggering lightning force during a normal attack.
Additionaly receives the power of Force and increases P.Atk. by 30% and speed by 10.