Android Secret Codes

Software developers are had leaved some of special features like accessing through the codes for their designed devices. These codes are made the system to be accessed deeper to its basic levels. These codes are varied based up the using menus. More over many codes are there it helps us in various direct usage and trouble shootings also as easier. Secret codes for each device are varied as based of their manufacturing methods. These secret codes are contained the numerical values and symbols of basic dialing pad. Special features of testing and executing of short cuts at menu are also being accessed through these codes. These listed below are some of the secret codes that are specified for the users on android

SAMSUNG CODES

Code                            Description

*#*#4636#*#*          Display information about Phone, Battery and Usage statistics

*#*#7780#*#*          Restting your phone to factory state-Only deletes application data and applications

*2767*3855#                   It's a complete wiping of your mobile also it reinstalls the phones firmware

*#*#34971539#*#*          Shows completes information about the camera

*#*#7594#*#*           Changing the power button behavior-Enables direct poweroff once the code enabled

*#*#273283*255*663282*#*#* For a quick backup to all your media files

*#*#197328640#*#* Enabling test mode for service activity

*#*#232339#*#* OR *#*#526#*#* Wireless Lan Tests

*#*#232338#*#* Displays Wi-Fi Mac-address

*#*#1472365#*#* For a quick GPS test

*#*#1575#*#* A Different type GPS test

*#*#0283#*#* Packet Loopback test

*#*#0*#*#*                   LCD display test

*#*#0673#*#* OR *#*#0289#*#* Audio test

*#*#0842#*#* Vibration and Backlight test

*#*#2663#*#* Displays touch-screen version

*#*#2664#*#* Touch-Screen test

*#*#0588#*#* Proximity sensor test

*#*#3264#*#* Ram version

*#*#232331#*#* Bluetooth test

*#*#7262626#*#* Field test

*#*#232337#*# Displays bluetooth device address

*#*#8255#*#* For Google Talk service monitoring

*#*#4986*2650468#*#*  PDA, Phone, Hardware, RF Call Date firmware info

*#*#1234#*#* PDA and Phone firmware info

*#*#1111#*#* FTA Software version

*#*#2222#*#* FTA Hardware verion

*#*#44336#*#* Displays Build time and change list number

*#06# Displsys IMEI number

*#*#8351#*#* Enables voice dialing logging mode

*#*#8350#*#* Disables voice dialing logging mode

##778 (+call) Brings up Epst menu

HTC CODES

Code                                 Description
*#*#3424#*#* HTC function test Program.
*#*#4636#*#* HTC Info menu
*#*#8255#*#* launching GTalk Service Monitor
##3424#                             Diagnostic mode.
##3282#                             for EPST.
##8626337#                     for VOCODER
##33284#                     Field trial menu.
##786#                             Reverse Logistics Support.
##7738#                             Protocol Revision.
##775#                             Unknown
##2539#                             Unknown

For the s4 I found these codes

Code                              Description
*#1234#                           to check software version of phone.
*#12580*369#           to check software and hardware information.
*#0228#                           Battery status (ADC, RSSI reading)
*#0011#                           Service Menu
*#0283#                           loopback test
*#06#                           imei
*#03#                           nandflashheaderread
*#0808#                           usb service
*#9090#                           service mode
*#7284#                           FactoryKeystring
*#34971539#                   camera firmware standard
*#1111#                           servicemode
*#0*#                           Testmodus