Power on without SIM | |
Type in #7465625*638* | |
Enter the 8 digit unlock code.
Press OK
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Device should say: “Network Lock Deactivated” |
The 8 digit code can be obtained by calling AT&T Technical Support and given the representative the IMEI number.
In exchange they will give you the Subsidy Unlock Code.
To obtain the IMEI number press *#06# on your mobile device.