Owner, if you are wrong, just correct it, don’t worry about it.
First of all, banks are subject to institutional supervision, and banks cannot act randomly. The reason why you are charged interest is because you paid the minimum repayment amount when you turned on the automatic repayment function, so interest will accrue. In addition, it is also possible that you have withdrawn cash and other behaviors. So you need to find out where the problem is and then fix it. Right.