Android hacks and secret codes are always fun and at times they are even useful when you have to troubleshoot a certain problem on your Android phone. Since Android phones can do almost everything, these hacks or codes won’t look as striking to you as they look on other phones. However, there are some hacks and codes which aren’t always made public. I am going to share with you all possible Android working codes.

Android Secret Codes
Secret codes And Hacks for Android OS:-
A Word Of Caution: Before trying any of these Codes you are recommended to backup all your handset data! We are not going to be responsible for any damage or data loss to your Android device.
There are two most important things that you should keep in mind here. First you should confirm that your Android phone battery is working properly and second thing is can you must keep your Android phone on 3G and should not fall back to GPRS or EDGE.
If you want to share any Android hacks and secret codes please share them with us, the more the merrier!
Phone and Battery information Code: *#*#4636#*#*
Factory Data reset Code: *#*#7780#*#*
Full Factory Format Code: *2767*3855# (Dangerous)
GTalk Service Monitor Code: *#*#8255#*#*
Camera Firmware settings Code: *#*#34971539#*#*
Service mode Codes: *#*#197328640#*#*
This code can be used to enter into Service mode. You can run various tests and change settings in the service mode.
WLAN, GPS and Bluetooth Test Codes:
WLAN test (Use “Menu” button to start various tests) : *#*#232339#*#* OR *#*#526#*#* OR *#*#528#*#*
Shows WiFi MAC address : *#*#232338#*#*
GPS test : *#*#1472365#*#*
Another GPS test : *#*#1575#*#*
Bluetooth test : *#*#232331#*#*
Shows Bluetooth device address : *#*#232337#*#
Codes to launch various Factory Tests:
Packet Loopback : *#*#0283#*#*
LCD test : *#*#0*#*#*
Melody test : *#*#0673#*#* OR *#*#0289#*#*
Device test (Vibration test and BackLight test) : *#*#0842#*#*
Touch screen version : *#*#2663#*#*
Touch screen test : *#*#2664#*#*
Proximity sensor test : *#*#0588#*#*
RAM version : *#*#3264#*#*
Codes to get Firmware version information:
PDA, Phone, H/W, RFCallDate : *#*#4986*2650468#*#*
PDA and Phone : *#*#1234#*#*
FTA SW Version : *#*#1111#*#*
FTA HW Version : *#*#2222#*#*
PDA, Phone, CSC, Build Time, Changelist number : *#*#44336#*#*





