B backtoblack New member Oct 12, 2011 #1 not an AT&T subscriber? even if I'm? I'm a tmobile user, I bought an iPhone 4 and I accidentally de activated the phone by resetting it and it says I must insert valid sim card in order to activate phone.. What should I do?
not an AT&T subscriber? even if I'm? I'm a tmobile user, I bought an iPhone 4 and I accidentally de activated the phone by resetting it and it says I must insert valid sim card in order to activate phone.. What should I do?