Samsung Mobile Tips,Tricks and Codes:           

 1. IMEI (International Mobile Equipment Identity)

          Code:          *#06#
          
EX:    *#06#
       XXXXXX     XX     XXXXXX    X
         TAC      FAC     SNR     SP

 TAC = Type approval code of your Samsung Mobile
FAC = Final assembly code of your cell phone
SNR = Serial Number of your Samsung Phone
SP = Spare

 2. Reset Codes for different things

         Code:    *2767*JAVA#                     Java Reset and (Deletes all Java Midlets)
                    *2767*MEDIA#                   Reset Media (Deletes All Sounds and Pics)
                    *2767*WAP#                     Wap Reset
                    *2767*CUST#                   Reset Custom EEPR0M
                    *2767*FULL#                    Reset Full EEPR0M (Caution)

 Note: The above codes may not work properly for all the mobiles

 3. MASTER RESETL

              Code:                      #*7728#

            This will not delete anything from your mobile phone, but set each and everything to its default/standard setting as it was on the time of purchase.

 4. Phone Unlock:

             Code                       *#9998*3323#
                            It will reset your phone. Push exit And then push 7, It will reset again. Put your other sim in and it will say sim lock,
type in 00000000 then it should be unlocked. Type in *0141# . Then the green call button and it's unlocked to all networks.
           This code may not work on the older phones and some of the Newer phones.If it doesn't work you will have to reset your phone without A sim in it
By typing *#2767*2878# or *#9998*3855# (not tested)
5. Other Samsung Codes

     *#9998*4357# Help Menu
     *#9998*5282# Java menu (GRPS/CSD settings for JAVA server)
    *#9999#0# Monitor Mode
    *#9999# or *#9998*9999# Software Version
    *#8888# or *#9998*8888# Hardware Version
    *#9998*746# or *#9998*0746# or *#0746# Sim Info’s
*#9998*523# or *#9998*0523# or *#0523# Display Contrast
 *#9998*842# or *#9998*0842# or *#0842# Vibration On (until You push OK)
*#9998*289# or *#9998*0289# or *#0289# Buzzer On (until you Push OK)
*#9998*288# or *#9998*0288# or *#0288# Battery & Field Info’s
 *#9998*377# or *#9998*0377# Error log
*#9998*778# or *#9998*0778# or *#0778# Sim Service table
 *#9998*782# show date and alarm clock
 *#8999*638# show network information
*#9998*5646# change operator logo at startup
 *#9998*76# production number
 *#9998*968# view melody for alarm
*#9998*585# Non-Volatile Memory (NVM)
*#3243948# Digital Audio Interference Off*#32436837# Digital Audio Interference on

 6. Samsung Monte (S5620) special code

     Dial "*#0**# "on main screen (without quotes) to display some extra features

7. Samsung Galaxy Hard Reset Code
Hard Reset
Code Block
*2767*3855#
or
Factory Reset
Code Block
*#*#7780#*#*
Hard Reset : reformat the FirmWare, wipe out files and settings in internal memory.
Factory Reset: restore phone to factory settings, wipe out account, contact, application settings.