Hidden Android Phone Cheat Codes.

Here are few cheat codes which you can use to get extra information :

 (1). *#*#4636#*#*

(Complete information)

This code open up a testing menu with four options/sub-menu :

1. Phone information :
• This contains advance level information about your phone. 
• This also contains IMEI numbers.
• Radio information etc
2. Battery Information : It contains :
• Battery Status
• Power Plug
• Battery Level
• Battery Scale
• Battery Health
• Battery Voltage
• Battery Temperature
• Battery Technology
• Time Since Boot
3. Usage Statistics : It contains :
• Contains current usage information about all the apps.
4. Wi-Fi information :
• Wi-Fi API ...
• Wi-Fi Config ...
• Wi-Fi Status ...

(2). *#*#7780#*#*

(Factory data Reset)

This Code will remove

1. Google Account Settings
2. Application Data and Settings
3. Downloaded Apps in SD Card

This code will not remove

1. System Software and applications
2. SD files eg. photos, music files, whats app data. videos etc.

PS. Once you entered this code, system give you another chance to cancel the operation by prompting the confirmation dialog.

(3). *2767*3855#

(Format Android Phone)

(4). *#*#34971539#*#*

(Camera Update)

This code provide information about the camera in your phone. This code open up another 4 sub menus :

1. Update Camera Firmware in image
2. Update Camera Firmware in SD Card
3. Get Camera Firmware Version
4. Get Firmware update count.

WARNING: Please don't try first option other wise you have to re-install the whole system.

(5). *#*#7594#*#*

(End Call / Power Button)

This options can be used to change the "End Call / Power" button action in your phone.

(6). *#*#273283*255*663282*#*#*

(File Copy for Creating backup)

This option opens up a File Copy Screen where you can backup your files including media files, images, sounds etc.

(7). *#*#197328640#*#*

(Service Mode)

This code used to enter into the service mode.

(8). *#*#232339#*#* OR *#*#526#*#* OR *#*#528#*#*

(WLAN, GPS, Bluetooth Test Codes)

*#*#232339#*#* OR *#*#526#*#* OR *#*#528#*#*        – WLAN test

*#*#232338#*#*               – It Shows WiFi MAC address

*#*#1472365#*#*             – GPS test

*#*#1575#*#*                   – Another GPS test
*#*#232331#*#*               – Bluetooth test
*#*#232337#*#                 – Shows Bluetooth device address

(9). 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). Launch Various Factory Tests :

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

NOTE : Some of the codes may be not worked on custom rom like in MIUI. Also please use these code on your risk.

Thanks.