Steps for unlocking an AT&T device:
Unlocking – Do NOT open the retail packaging before unlocking
Request Unlock Code
https://forums.windowscentral.com/e?...token=aHez8xpX
Select Non-AT&T Mobility customer > enter info
IMEI # is printed on the bottom of the retail box
Verify unlock request – AT&T will send a confirmation email. Click the confirmation link
Enter Unlock Code – Wait for ATT to email the unlock code then choose 1 of the following methods
With non AT&T SIM – if you have a SIM from any other carrier
Insert the non AT&T SIM and turn the phone on
Wait for the unlock prompt and enter the unlock code
Without non AT&T SIM – if you don't have a SIM from any other carrier
Remove the AT&T SIM and turn the phone on
Navigate to phone dialer and enter ##7820#
Enter unlock code
Unlock Info
SIM unlock is permanent, even after a hard reset
If AT&T emails you saying Your request for device unlock requires additional research to determine eligibility, just ignore it, you don't have to do anything. AT&T will email the code later
If AT&T emails you saying your unlock request is denied. Just ignore the email and resubmit the request. You can resubmit with the exact same email. No one knows why this happens
