I just unlocked my LG Thrill from ATT to T-Mobile. I have call t-mobile and have the actual APN settings written down and I change my APN setting when the T-Mobile tech on the phone with me. it just wont let me select T-Mobile after I add the new APN and I can't delet the old ATT APN so now I can't use t-mobile's mobile internet but only the voice and wifi works. so any one who know how to fix this problem PLEASE HELP......
Thank you