Changing denomination on IGT S+

I first have to introduce myself, I'm a french and I 'ma novice slot machine owner I would like to change the actal denomination from

HOW SLOT MACHINE DENOMINATION CHANGE BENEFITS YOU! Daily Gambling Tip: Does

what is the 5 spin slot method Welcome to Slot Cracker

what are progressive slot machines Re: Which Denomination Should I Play When There Are Identical Machines Offered at Different Denominations -or- Does it Even Matter? As I