1. Complete Information About your Phone 

*#*#4636#*#*

This code can be used to get some interesting information about your phone and battery. It shows following 4 menus on screen


2. Factory data reset

*#*#7780#*#*

This code can be used for a factory data reset. It’ll remove following things:

*.Google account settings stored in your phone

*.System and application data and settings


3. Format Android Phone

*2767*3855#

Think before you give this code. This code is used for factory format. It’ll remove all files and settings including the internal memory storage. It’ll also reinstall the phone firmware.Note: Once you give this code, there is no wayto cancel the operation unless you remove the battery from the phone. So think twice before giving this code.



4. Phone Camera Update

*#*#34971539#*#*

This code is used to get information about phone camera.

 It shows following 4 menus:
*.Update camera firmware in image (Don’t try this option)
*.Update camera firmware in SD card
*.Get camera firmware version
*.Get firmware update count

WARNING: Never use the first option otherwise your phone camera will stop working and you’ll need to take your phone to service center to reinstall camera firmware.



5. End Call/Power

*#*#7594#*#*

This one is my favorite one.
 This code can be used to change the “End Call / Power” button action in your phone.



6. File Copy for Creating Backup

*#*#273283*255*663282*#*#*

This code opens a File copy screen where you can backup your media files e.g. Images, Sound, Video and Voice memo.



7.  Service Mode

*#*#197328640#*#*

This code can be used to enter into Service mode. You can run various tests and change settings in the service mode.





8. WLAN, GPS and Bluetooth Test Codes:

*#*#232339#*#* OR *#*#526#*#* OR*#*#528#*#*

           – WLAN test (Use “Menu” button to start various tests)*#*#232338#*#*                   ShowsWiFiMAC
address*#*#1472365#*#*                
GPS test*#*#1575#*#*                    
Another GPS test*#*#232331#*#*                  Bluetooth test*#*#232337#*#    
...              



9. Codes to get Firmware version information:

*#*#4986*2650468#*#* – PDA, Phone, H/W, RFCallDate

*#*#1234#*#* – PDA and Phone
*#*#1111#*#* – FTA SW Version
*#*#2222#*#* – FTA HW Version
*#*#44336#*#* – PDA, Phone, CSC, Build Time,




10. Codes to launch various Factory Tests:

*#*#0283#*#* – Packet Loopback
*#*#0*#*#* – LCD test*#*#0673#*#* OR *#*#0289#*#*
– Melody test*#*#0842#*#*
– Device test (Vibration test and BackLight test)*#*#2663#*#*
– Touch screen version*#*#2664#*#*
– Touch screen test*#*#0588#*#*
– Proximity sensor test*#*#3264#*#*
Attitude PNG