Unable to Activate Factory Unlocked AT&T iPhone 4s in SRI LANKA. Getting a 3G Signal But This Msg Pops Up
"SIM not valid; Only Compatible SIM Cards from a supported carrier may be used to activate iPhone"
iPhone 4S, iOS 7.0.4
Posted on Nov 24, 2013 2:39 PM
Q: Unable to Activate Factory Unlocked AT&T iPhone 4s in SRI LANKA
Sorry to tell you this, but that phone is NOT unlocked. It's still locked to AT&T. ONLY AT&T can authorize unlocking it. Contact them and find out if you qualify.
