Unlocking Samsung SGH-I257M

For unlock Samsung SGH-I257M following options are available. If you don't know which option use for unlock your phone, please contact us. We will help you choose the right product for your phone.

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UNLOCK Samsung SGH-I257M


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Unlocking instruction for Samsung SGH-I257M ?

How to enter a network unlock code in a Samsung SGH-I257M

Entering the unlock code in a Samsung SGH-I257M is very simple.
1. Start the Samsung SGH-I257M with an unaccepted simcard (unaccepted means different than the one in which the device works)
2. Special unock window should appear
- For message Sim network unlock pin you should enter the codes if the following order, Unfreeze confirm, NCK confirm (please try a couple of times if the SGH-I257M does not accept it for the first time)
There is also a special RGCK (regional lock code) code sometimes provided. Please use the RGCK code the same way as the NCK code.
- If Service provider pin appears enter the codes in this order
Unfreeze confirm, SPCK confirm (try a couple of times)
3. Samsung SGH-I257M is now network unlocked !!!

* sometimes the unfreeze code is not provided by the network (check the description of chosen service)

In order to unlock Samsung SGH-I257M network blockade, you need a NCK (network) code. If the code counter is blocked, you will need MCK (unfreeze) code as well to reset the code counter.
If Samsung SGH-I257M has a blockade for a subnetwork like Tesco or Virgin you need to use a SPCK (service provider) code.
Most devices bought on a contract from a network provider are network blocked.
It means that the Samsung SGH-I257M can only receive signal from one network. If you insert a simcard from a different network, the device will ask for an unlock code, or will show the message that this simcard doesn't work.
Networks that can be unlocked include: AT&T USA, Orange, EE and many more.
If you want to remove a network blokade from Samsung SGH-I257M, please use this link:
Samsung network unlock.
If a message ( sim network unlock pin ) appears on the LCD of your Samsung SGH-I257M, it means that the device is blocked. You cannot use any other network, until you enter the correct unlock code. Every network has a different price and unlocking time, but all of them can be unlocked. Use the link below to check your device Unlock networks for Samsung SGH-I257M
Phone freeze is a result of the incorrect code being inputted too many times, which means your Samsung SGH-I257M is Hardlocked. You will require a Defreeze (MCK) code and a NCK code to unlock your phone.
There are different types of unlock codes for your Samsung SGH-I257M. One of them is called unfreeze code, which is used to reset the code counter in your device. Samsung SGH-I257M usually have 3 TRIES to enter the unlock code. The biggest problem is that the phone doesn't show the code counter and there is no way to check. If you want to unlock a Samsung SGH-I257M with a blocked code counter, you need the unfreeze code. The code can also be used to remove a regional blokade if you want to travel to different countries.

Video Help film shows what you should do, to enter an unlock code to SGH-I257M.