If the phone is on the home screen, open the Phone app and dial the prompt: *5005*7672*00# . 2. Enter the 7-Digit IMSI
iTunes.exe /setPrefInt carrier-testing 1 load ipcc via imsi 7
corresponding to the iPhone's original carrier (e.g., AT&T is , Verizon is Execute IPCC Load : Locate and select the option labeled "Load IPCC" "IPCC File Fix" Trigger "IMSI 7" : Some tools have a specific sub-option numbered "7. Load IPCC via IMSI" If the phone is on the home screen,