Warning: Do not enter any wrong unlock unlock codes on your AT&T Wireless Quickfire mobile phones. If you enter over a certain amount of wrong unlock codes on your mobile phone, your phone may get hard locked and sometimes become unusable.1 - Device must be in Portrait mode.
2 - Type: *#865625#.
3 - SIM Unlock Process Menu will appear.
4 - Press OK to continue.
5 - Enter Unlock Code will appear.
6 - Enter the 16 digit subsidy unlock code.
7 - Press Done.
8 - Your device is unlocked.
Each AT&T Wireless Quickfire mobile phone has an unique unlock code. You can buy the unique unlock code for your AT&T Wireless Quickfire mobile phone at www.mobileunlocksolutions.com.