How can I change my network provider on iPhone 4S
I have a contract iPhone 4S network sim is t-mobile and I just can't seem to get the hang of this phone, my daughter has a samsung s4 on virgin media and is wanting to swap phones is there a way around this , I don't mind swapping networks as we both have unlimited usage on our sims but I really need to keep my number ,any help would be fantastic
iPhone 4S, iOS 7.0.4