How to Complete Unlock
TO AVOID ANY ISSUES, PLEASE MAKE SURE YOUR DEVICE AND YOUR iTUNES ARE ALWAYS UP TO DATE.
IF THERE IS AN iCLOUD ACCOUNT MAKE SURE YOU KNOW AND VERIFY THE PASSWORD ON THE DEVICE BEFORE YOU PLACE YOUR ORDER.
Here are the instructions. You only need to do one of them. If your device doesn't complete with OPTION 1, then move on to OPTION 2 and OPTION 3. Most device will go through with OPTION 1.
OPTION 1: Insert a non-accepted sim card and wait for iPhone to send you to the programming menu. Connect to wifi and follow the steps to program the iPhone. Once completed your phone will go back to the home screen at which point your iPhone has been unlocked.
OPTION 2: Connect your iPhone to iTunes with a non-accepted sim card wait for itunes to read your phone. After iPhone is read, iTunes will inform you that your iPhone has been unlocked.
OPTION 3: Connect your iPhone to iTunes and update/restore the iPhone. Insert a non-accepted sim card to finish the programming.
Unlock Steps - Use Non-AT&T SIM Card
1. Power off the device, remove the battery, and insert a non-AT&T SIM card.
2. Re-insert the battery and power on the device with non-AT&T SIM.
3. The device displays "Enter the device unlock code."
4. Enter the eight-digit unlock code.
5. Press OK. and you are done.
VERY IMPORTANT: You are only allowed five attempts to unlock before your device permanently locks to the AT&T.