Watch this video to learn how to unlock your Samsung phone. Power up the phone. It shows the boot logo. Take the battery out and insert T-Mobile SIM card. Turn phone on. Shows welcome. Confirm T-Mobile by dialing 611. To unlock phone: Take out the battery and SIM card. Put in an AT&T SIM card. Put the battery back into the phone. Turn on the phone. It says," wrong card". Dial *2767*3855#. The phone will reboot after 15 seconds. Screen says, "Welcome to T-Mobile". To keep service dial *7465625*638* (8) zeros* (8) zeros#. Message says, "Network lock personalizes". Click cancel #7465625*638* (8) zeros#. Network lock deactivated. Check if everything was done correctly. *#7465625# Network lock inactive, subset lock inactive, SIM lock inactive. Reboot phone. Phone boots up.
Viewer learns how to unlock a Samsung phone.
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