Unlock SIM-Locked Samsung Galaxy S4 I9500/I9505 for Free – How To Guide.

Last Time we provided the tutorial regarding SIM-Unlocking of Galaxy S4 AT&T and T-Mobile. Today we will continue the saga by giving you the Tutorial of Unlocking SIM-Lock of Samsung Galaxy S4 I9505 and I9500. It is quite a Simple Process, but if you took it to a Shop, hey will sure to ask a lot to Unlock the Device.At Techbeasts, we will give you every sort of Tutorial, so you can not only save your money but also learn how to do somethings which are pretty easy and cheap but Some People ask a lot for them. The Method we will show you is about unlocking Galaxy S4 I9500 and I9505.

carrier-unlock-your-samsung-galaxy-s4-so-you-can-use-another-sim-card.w654

Things To Remember:

  • This will work on an Official Firmware, do not try it on Custom ROM.
  • It doesn’t matter whether your device is rooted or not.
  • Do not press the Back button in the Whole Tutorial.
  • The SIM unlock achieve by this method is Permanent, it will Survive any Custom ROM and Official Updates.

How To SIM UnLock Galaxy S4 GT-I9500 and GT-I9505.

  1. Type *#0011# in dailer Menu to Open Service Menu.
  2. In Service Menu, tap the Soft Menu key, the Left Soft key of Galaxy S4 and Select Back.
  3. Now Tap Menu Button again and select Key Input from Options, Tap on the Pop-up, Write 1 and press OK.
  4. Tap Menu Button again and select Back, now you are in Main Men of Service Mode.
  5.  Now Select [1]UMTS from the Menu.
  6.  Once in UMTS Menu, Tap [1] Debug Screen.
  7.  In Debug Screen, Tap [6] Phone Control.
  8.  In Phone Control Menu, Tap [6] Network Lock.
  9.  In Network Lock Screen, Tap [3] PERSO SHA256 OFF.
  10. Tap Menu Button and Select Back again. You will Return back to UMTS Menu.
  11. Now Select, [6] NV REBUILD.
  12. Tap on [4] Restore Back-up
  13.  Now Tap On [6] Common.
  14. Now Your Phone will Freeze for a Moment or Two, then the Screen will Turn Off and your device will Reboot.
  15. Now Put any Other Network SIM to check whether your SIM Lock has been removed or not.

  • Sisma

    I unlocked Samsung Galaxy S4 from safeunlockcode .com . Unlock code came through in 14 mins ! Simple guide on how to use and code worked first time, all for a great price.

  • Marvin C

    This don’t work if running J.B 4.3 or KK4.4.2 perso sha off and ON not available

  • Sriharsha Emani

    nothing is happening when i am typing the numbers in the first step itself.. please help

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