How do you force enable mouselock? [Solved]

I am developing a game with my friend that he is making. He requested me to make the game in all shift-lock. So, I attempted to do it by changing the ControlScript, but it didn't work. How do you force enable shift-lock?

EDIT: Nevermind, I found the answer: https://scriptinghelpers.org/questions/52743/how-to-force-mouselockswitch