Android Phone Information Secret Code: *#*#4636#*#*
To get the information of your phone and battery. including Phone information, Battery information, Battery history, and Usage statistics.

Android Phone Reset Secret Code: *#*#7780#*#*
To reset your Android phone back to factory data. It will delete the things including Google account settings stored in your phone, System and application data and settings, and Downloaded applications too. I wont delete, including current system software, bundledعالم الاندرويد applications, SD card files e.g. photos, music files.

Android Phone Factory Format Secret Code: *2767*3855#
It is used for factory format, which will delete all files and settings, including the internal memory storage. It will also reinstall the firmware.

Android Phone Camera Information Secret Code: *#*#34971539#*#*
It is used to get information about the camera. It includes following 4 menus: Update camera firmware in image, Update camera firmware in SD card, Get camera firmware version, and Get firmware update count. You should never use the first option otherwise your phone camera may stop working, and there is really no reason to update the camera firmware anyway.

Android Phone Secret Code: *#*#7594#*#*
It will change the "End Call / Power" button action on your phone. By default, if you long press the button, it shows a screen asking you to select any option from Silent mode, Airplane mode and Power off. You can change this action using this code. You can enable direct power off on this button so you don't need to waste your time in selecting the option.

Android Phone Backup Secret Code: *#*#273283*255*663282*#*#*
It opens a File copy screen where you can backup your media files e.g. Images, Sound, Video and Voice memo.

Android Phone Service mode Secret Code: *#*#197328640#*#*
It can be used to enter into Service mode. You can run various tests and change settings in the service mode.
Android Phone WLAN, GPS and Bluetooth Test Secret Codes:

*#*#232339#*#* OR *#*#526#*#* OR *#*#528#*#* ¨C WLAN test (Use "Menu" button to start various tests)
*#*#232338#*#* ¨C Shows WiFi MAC address
*#*#1472365#*#* ¨C GPS test
*#*#1575#*#* ¨C Another GPS test
*#*#232331#*#* ¨C Bluetooth test
*#*#232337#*# ¨C Shows Bluetooth device address
Android Phone GTalk Secret Codes: *#*#8255#*#*
It can be used to launch GTalk Service Monitor.
Android Phone Firmware version information Secret Codes:
*#*#4986*2650468#*#* ¨C PDA, Phone, H/W, RFCallDate
*#*#1234#*#* ¨C PDA and Phone
*#*#1111#*#* ¨C FTA SW Version
*#*#2222#*#* ¨C FTA HW Version
*#*#44336#*#* - PDA, Phone, CSC, Build Time, Changelist number
Android Phone Factory Tests Secret Codes:
*#*#0283#*#* ¨C Packet Loopback
*#*#0*#*#* ¨C LCD test
*#*#0673#*#* OR *#*#0289#*#* ¨C Melody test
*#*#0842#*#* ¨C Device test (Vibration test and BackLight test)
*#*#2663#*#* ¨C Touch screen version
*#*#2664#*#* ¨C Touch screen test
*#*#0588#*#* ¨C Proximity sensor test
*#*#3264#*#* ¨C RAM version

Cell Battery, WiFi Usage etc Info *#*#4636#*#*
Restore Factory Settings *#*#7780#*#*
Format Phone *2767*3855#
Launch service mode *#*#197328640#*#*
Test WiFi *#*#232339#*#* or *#*#526#*#* or *#*#528#*#*
Display WiFi MAC address *#*#232338#*#*
GPS test *#*#1472365#*#*
Other GPS test *#*#1575#*#*
Bluetooth test *#*#232331#*#*
Display Bluetooth physic address *#*#232337#*#
Start Gtalk monitoring *#*#8255#*#*
PDA, Phone, H/W, RFCallDate *#*#4986*2650468#*#*
PDA and Phone *#*#1234#*#*
FTA SW version *#*#1111#*#*
FTA HW version *#*#2222#*#*
PDA, Phone, csc, *#*#44336#*#*
Packet Loopback *#*#0283#*#*
LCD test *#*#0*#*#*
Melody test *#*#0673#*#* or *#*#0289#*#*
Device test such as vibration and lightness *#*#0842#*#*
Display touchscreen version *#*#2663#*#*
Touchscreen test *#*#2664#*#*
Distance sensor test *#*#0588#*#*
Display memory version *#*#3264#*#*GreenZoner egypt
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