Secret code for your Android (OS) cellphone

Secret code for your android cellphone
Hello friends , After a long time today I told you a great about OS (ANDROID)
Here is a wide collection of secret codes for your mobile with Android (OS)  can be called as android tricks.These codes enables you to access the hidden options which are not shown by default on your device, and can be used for testing the functions of various utilities used by your nobile.
Note : We cannot gurantty that these codes  will work on all android mobiles!
These codes are used only by technicians, So be carefull with them & use it at your own risk.
General Codes.....
*#06#               (Display's IMEI number)
*2767*3855#  (This code will format your device to factory state) will delet everything on mobile.
*#4636#*#*     (Display's for phone information , usagde statistics and battery)
*#*#273282*255*663282*#*#     (This code will immediately backup of all media files)
*#*#197328640#*#*    (This code will enable test mode for service)
*#*#1111#*#*     (will display FTA software version)
*#*#1234#*#*      (Will show PDA & firmware version)
*#*#232339#*#*     (Wireless Lan test)
*#*#0842#*#*         (This code is used for backlight/vibration test)
*#12580*369#        (Display's hardware & software info)
*#*#2664#*#          (This code is used for  testing the touchscreen)
*#9900#         (System dump mode)
*#9090#           (Diagnostic configuration)
*#*#34971539#*#*       (Will displayed detailed camera information)
*#*#872564#            (USB logging control)
*#*#301279#            (HSDPA/HSUPA Control Menu)
*#7465625#           (This code will displays phone lock status)
*#0*#         (Enter the service Menu on newer phone like Galaxy Slll)
*#*#7780#*#*        (This code is used for  factory restore setting. This will remove Google account setting & system application data & setting)
*2767*3855#       (This code is used for )factory format, and will remove all files & settings including the internal memory storage. It will also re install the firmware.
*#*#4636#*#*          (This code show information about your phone)
*#*#273283*255*663282*#*#*       (This code open a file copy screen where  you can backup your media files imago , sounds, videos and voice memo)
*#*#197328640#*#*         (This code can be used to enter into servitude mode.  You can run various tests and change settings in the service mode.
More coming soon.........