All Secret Codes of Samsung Galaxy S4

People searching for All Secret Codes of Samsung Galaxy S4 in online and you came to the right place. Here we share all possible secret codes of Galaxy S4 Smartphone. These secret code are supported on S4 variants such as, Samsung I9500 Galaxy S4, Samsung I9190 Galaxy S4 mini, Samsung I9505 Galaxy S4 and Samsung Galaxy S4 zoom.

Before going through the secret codes, please see the below screenshot to get an idea how you can enter the secret codes to your Galaxy S4.

Secret Codes of Samsung Galaxy S4

All Secret Codes of Samsung Galaxy S4

So just type the code to your normal dialing keypad, that it the code will just execute.

  • Check Audio Loopback Control : *#0283#
  • Check Battery status ADC, RSSI reading : *#0228#
  • Secret code to Camera Firmware Update : *#34971539#
  • Check GSM status information : *#0011#
  • Check Insert Network Lock Keycode : #7465625*638*#
  • Check TSP / TSK firmware update : *#2663#
  • Check Hardware Version : *#2222#
  • Check IMEI number : *#06#
  • Secret code to lock the phone: #7465625*782*Code#
  • Check Diagnostic configuration : *#9090#
  • Check Dump mode : *#9900#
  • Check General Test Mode : *#0*#
  • . Check Insert Operator Lock Keycode : #7465625*77*#
  • Check Quick Test Menu : *#7353#
  • Check Remap Shutdown to End Call TSK : *#7594#
  • Check Software and hardware info : *#12580*369#
  • Check View SW Version PDA, CSC, MODEM : *#1234#
  • Check Product code : *#272IMEI#*
  • Check Buyer Code, S3 CSC Code : *#272*IMEI#
  • To Change USB Settings: *#0808#

If any of the codes are not working or you have any other useful codes with you which are not published here, please feel free to post it in the comment section below so that everybody will benefit from it.

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