There are the some of the Secret Code for Android Smartphones :-

There are the some of the Secret Code for Android Smartphones
.
I think it may be useful to all Android Mobile users...

Information About Phone and Battery

*#*#4636#*#*

Reset Data Like Before
*#*#7780#*#*

Formet Phone
*2767*3855#

Lounch Service Mode
*#*#197328640#*#*

Test WiFi
*#*#232339#*#*

LOG Mode Service
*#*#197328640#*#*

GPS Test
*#*#1472365#*#*

Other GPS Test
*#*#1575#*#*

Bluetooth Test
*#*#232331#*#*

Display Bluetooth Address
*#*#232337#*#

Touchscreen Version
*#*#2663#*#*

Touchscreen Test
*#*#2664#*#*

RAM Version
*#*#3264#*#*

Factory Reset
*2767*3855#

Note:- Try these codes on your Own Risk. We are not Responsible for it....