Originally posted by yourbabysdaddy
Here was My experience with an unlocked phone. I have t-mobile. I bought an "Unlocked" phone that used to be a cingular. My sim worked in it fine. I could make and recieve both calls and texts. but I could not go online with it to get ringtones, games anything that would involve me linking up with the phones web brouser
all you had to do was call t-mobile and have them send you the service pack for t-mobile on that particular handset. its basically like reprogramming the phone...
here is the link to reprogram the phone yourself
http://tmobileuspublic.wdsglobal.com/phonefirst