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how do I perform an official unlock iphone 4

ATT gave me permission to unlock my old iphone after an upgrade.

the directions ATT provided are not clear.

Do I need to place a new SIM card to unlock the phone or can i unlock it without a new sin card??

Posted on Dec 11, 2012 8:11 PM

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14 replies

Dec 11, 2012 9:38 PM in response to AnaMusic

i had an iphone 4 with its own SIM card

i upgraded to a iphone 5 that had its own SIM card.

I kept the same number.

I backed up the old iphone 4 to itunes and backed up the information to the new iphone 5.


The iphone 4 still has a SIM card, though it has no cellular service.

Is that any clearer?

Can i unlock the iphone 4 with its existing SIM card that has no cellular service.

Dec 11, 2012 9:41 PM in response to AnaMusic

Based on my experience, I don't you would have a problem giving the phone and having them perform the restore. I used a computer that never saw that iPhone 2G as I hadn't used it in years and the sim card was deactivated. I don't remember the steps I took with the sim cards, but if I was required to use a different SIM, I threw in an old T-Mobile sim (everytime I have unlocked a phone, it needed to be another carriers sim). But regardless, if the person you are giving it to doesn't have an AT&T sim, they should be able to insert it, connect to iTunes and tell it to restore the phone (unlocking it). The reason I think this will be fine is my assumption is that it is tied with the phones ID not you or your sim. I can't garantee, but I think you will be ok having them restore the phone after AT&T approves it.

Dec 11, 2012 9:45 PM in response to Chris Dolan

Yes.


First turn off iMessage and Facetime on your iPhone 4


Do this: Settings > General > Reset > Erase All Content and Settings.


Next connect your iPhone to your computer and Restore it as a new iPhone. You will get the message, "Congratulations your iPhone has been unlocked."


I did this, with the inactive microSIM, on my iPhone 4.

how do I perform an official unlock iphone 4

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