android phones secret codes

android codes,

at times you can't access everything in your phone without using codes .these codes are used by software developers only,try at your own risk

*#*#4636#*#*
Phone information
Battery information
Battery history
Usage statistics
Wifi information

*#*#7780#*#*
for factory resetting your android device

*2767*3855#
for master formatting your android device

*#*#34971539#*#*
This code is used to show information
about phone camera.

*#*#232339#*#* OR *#*#526#*#*
OR *#*#528#*#* – WLAN test
*#*#232338#*#* – Shows WiFi MAC
address
*#*#1472365#*#* – GPS test
*#*#1575#*#* – Another GPS test
*#*#232331#*#* – Bluetooth test
*#*#232337#*# – Shows Bluetooth
device address