Riportiamo qui la guida e il video dimostrativo pubblicati su iClarified:
● Insert original carrier AT&T SIM card
● Dial 611 for AT&T customer service hotline and drop the call
● Turn on Airplane Mode
● Take out AT&T SIM card
● Insert T-Mobile SIM card
● Make sure WiFi is off ( also tap on 'Forget this Network" to make sure it doesn't connect automatically later)
● Switch off Airplane Mode and iPhone will search for network. This is followed by the Apple splash screen appearing.
● Activation Required will be displayed on the screen
● EDGE network will activate automatically – notice the 'E' on the top left corner of the screen
● Wait for about 20-30 seconds and turn off the phone
● Turn on iPhone and the same Activation Required screen will be displayed
● When you see one signal bar, tap on Use Cellular Connection
● Eject SIM card
● Activation Required screen will be displayed the second time
● Insert SIM card
● Unlocked!
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