htc secret code

 Use this below codes if any problem use following code undo the effects of a code: *#*#4636#*#*
It is your own risk.

 know usage statistics press this number on your mobile main screen : *#*#7780#*#*

 opens a File copy screen where you can backup your media files : *#*#197328640#*#*

 WLAN, GPS and Bluetooth Test Codes : *#*#232339#*#* OR
: *#*#526#*#* OR
: *#*#528#*#*


 Melody test : *#*#0673#*#* OR
: *#*#0289#*#*

Getting Phone information : *#*#7780#*#*
Getting Battery information : *#*#7780#*#*
Getting Battery history : *#*#7780#*#*
Bluetooth test : *#*#232331#*#*


Showing Bluetooth device address : *#*#232337#*#
test your LCD press this code : *#*#0*#*#*
show your RAM version press this code : *#*#3264#*#*
touch screen version : *#*#2663#*#*
touch screen test : *#*#2664#*#*

proximity sensor test : *#*#0588#*#*
Showing WiFi MAC address : *#*#232338#*#*
secret code you can test your GPS : *#*#1472365#*#*

another GPS test : *#*#1575#*#*
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#*#*
Packet Loopback : *#*#0283#*#*
test device press(Vibration test and BackLight test also) : *#*#0842#*#