The Samsung Galaxy S 4G is most definitely the flagship Android smartphone of Samsung, and it is without a doubt a very strong contender in the smartphone market amongst all other smartphones out there. So considering that you have a Samsung Galaxy S 4G and you want to unlock it, well it’s possible now, and here’s where you’ll get to know how to unlock Samsung Galaxy S 4G.
Please Note: It is important that your Samsung Galaxy S 4G is rooted before you proceed with the unlocking process. Also, it is advisable that you read all of the instructions carefully before actually applying them on your device. Only the unlock code for the Samsung Galaxy S 4G has been discovered, and not the freeze code.
How to Unlock Samsung Galaxy S 4G:
Step 1: Install “010 Hex editor” you can use trial does not have to be registered
Step 2: Go to your SGS 4G and open a terminal emulator (free on the Market) – (Root Required)
Don’t forget the (su) command after the second line. After opening a terminal emulator type the following:
cd /dev/block <enter>
su <enter> <at this point your phone will ask for superuser access ALLOW it if you already havent done so>
dd if=/dev/block/bml3 of=/sdcard/bml3.bak <enter>
Go find the file on your SD Card and transfer it to your computer
Step 3: Open 010 Hex Editor
Step 4: In 010 Hex Editor go to the Menus above and select VIEW>LINEFEEDS>SELECT CUSTOM>SET YOUR BYTES TO “32″ Nothing Less
Step 5: Locate the bml3.bak file you created and transfered to your computer and open it using the editor
Step 6: Using your keyboard select CRTL+F to search for a hex string, when the search window pops up select “Hex byte” in the Type field and then search for the following string below:
“FFFFFFFFFF0100000000” ALL TOGETHER, Then Hit the FIND ALL button to the right, some of you will get 2 results and others up to 10 results on your screen below
Step 7: If you look at your Hex editor there are 3 window panes on the selected line (See Image Below)
e.g 4CCC60h <– Offset
01 01 01 01 < — Hex Keys
yyyyyyyyy <- ASCII text where your code is
h.t .t p / / i1201.photobucket . com /albums/ bb359/sanfranx415/unlock.jpg
Step 8: Go through each result from the above search and you will see on the 3rd window pane (as shown on pic above) after the hex keys there is an 8 DIGIT CODE (Write this code Down) this is your unlock code NCK for your phone
Remember: THIS 8 DIG CODE SHOULD SHOW ON AT-LEAST ONE MORE RESULT CHECK ALL YOUR RESULTS FROM THE SEARCH ABOVE IF YOU HAVE ANY DOUBTS ( SOME OF YOU WILL HAVE YOUR CODE SHOWN AT-LEAST 2 TIMES AND SOME OF YOU WILL HAVE THE CODE SHOW MORE THAN 4 TIMES BUT YOU SHOULD NOT HAVE THAT MANY RESULTS )
Do the following steps in order to put the network unlock code:
Step 9: Turn off your phone
Step 10: Insert a foreign SIM card not attached to your current provider (e.g if you have T-mob use an ATT SIM CARD) and turn on your phone
Step 11: You will be prompted to enter a Network Unlock Control Key ( Use the code above that you wrote down and type it in your phone exactly)
Step 12: After entering your NCK please hit Unlock or GO button and you should see a screen that says “network unlock successful” and your phone should go in the main screen after your phone has been unlocked.
There, that’s all you need to unlock your Samsung Galaxy S 4G.
Let us know in your comments if you face any difficulties in performing the procedure to unlock Samsung Galaxy S 4G.