I have a Iphone 4 3.1 GSM. I was running IOS 7.1.2 but was not able to activate it. I downgraded to 6.1.3 using Redsn0w .9.15b3 with success. I then tried to jailbreak using Redsn0w 6.0 jaibreak was successful but after jailbreak goes to register screen ...English...USA then goes back to...