Looking forward to no more mypay

So for about twice months I was using mypay and was getting the whole amount back that they took out of my paycheck and low and behold this past Friday I do not get all that they took out and they are slowly letting me borrow money every day … I can’t wait to stop using this service as this is making me past due on bills … it’s mind boggling that you cannot get the whole amount back but they take the whole amount back when you get paid and just to clarify … I have two full time jobs