Android Phone tricks

Android Phone tricks
*#*#4636#*#*
This code can be used to get some
interesting information about your
phone and battery. It shows
following 4 menus on screen:
Phone information
Battery information
Battery history
Usage statistics

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
Downloaded applications
It'll NOT remove:
Current system software and
bundled application
SD card files e.g. photos, music
files, etc.
Note: Once you give this code, you
get a prompt screen asking you to
click on "Reset phone" button. So
you get a chance to cancel your
operation.
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 way to 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. Be 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.
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#*#* -
Shows WiFi MAC address
*#*#1472365#*#* -
GPS test
*#*#1575#*#* -
Another GPS test
*#*#232331#*#* -
Bluetooth test
*#*#232337#*# -
Shows Bluetooth device address
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, Changelist number
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#*#* - RAM version