The device will reboot and be ready to use.It would notify 'Network Lock Deactivated'.Part 2: Entering Samsung unlock codes on Different Models Enter the code - #0111*CODE# (CODE is your Samsung SIM unlock code).Again, you may try this step with our without the original SIM card.

If it shows 'Phone deactivated' it means the phone is unlocked.Enter the code - #7465625*638*CODE# (CODE is the Samsung network unlock code sent to you).You may try this way with or without a SIM card.Keep in mind that all of your data will be formatted. If it does not work, tap the 'Dismiss' button and enter the code '*2767*3855#' on the keypad, and try again. Enter Samsung unlock codes provided for Network lock.When you disable the phone freeze, the SP Lock screen or Network lock will be seen.It will send you an unsuccessful message but you shouldn't worry about it.

If it doesn't prompt you, go to the phone dialer and type UNFREEZE and press enter, call or send.

When it prompts for unlock codes for Samsung, type UNFREEZE code.

Insert the SIM card from other carriers and turn on your device again.

When it asks for a code, enter the 8-digit Samsung network unlock code.

Open the phone dialer and enter the code - #7465625*638*#.

In case you enter the SIM card from another network and your device doesn't ask for Samsung SIM unlock code, try these steps –

Enter the code and your device is good to go!.

Mobile phone users are therefore advised by most providers to keep their PUK written down in a safe place separate from the device. If the wrong PUK is entered ten times in a row, the SIM card will become permanently blocked and unrecoverable, requiring a replacement. After the PUK code is entered, the PIN must be reset. It can be unlocked by entering the PUK code provided by the mobile service provider, which may be available on the SIM card's packaging, the contract, or provided by customer service after identity verification. If the wrong PIN is entered more than three times, the SIM card will become locked. Without this, functions such as phone calls (except for emergency calls), text messages and mobile data will not be available. After switching on the phone, if the PIN security function is active, the user is required to enter a 4-8 digit PIN to unlock the SIM card and connect to the mobile network.

Most mobile phones offer the feature of PIN protection.

JSTOR ( July 2010) ( Learn how and when to remove this template message)Ī personal unblocking key ( PUK), sometimes called personal unblocking code ( PUC), is used in SIM cards to reset a personal identification number (PIN) that has been lost or forgotten.

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