Android came into the Mobile OS field when Symbian was the king of Smartphone and WP/iOS were hardly struggling to get their position. Many thing have changed from the arrival of Android. The newest child of Smartphone OS is now the most popular and may be the best (arguably) in the battle. The blow of Android has knocked out Symbian out of the field. So why Android is so popular? Ask yourself. I think the answer is, it offers user all types of usual and advanced facility through the easiest mean. You will not need to rumble with your Android for any moment, it’s user-friendly. To make your Android usage more powerful and more experienced, Google integrated some secret codes in Android – which will give you access to lot others Android’s hidden feature. Let’s get them after the break.
*#*#4636#*#*
The above code displays several extra information of the device and some components such as Phone Information, Battery Information, Battery History and Wifi Information. In addition, the user can also view device usage statistics. A menu with the options mentioned is displayed on the phone, which gives access to more detailed data.
*#*#34971539#*#*
If you are curious to know more about this camera on your device, this code can be a good try. It shows a menu with four options:
- Update camera firmware in image – The camera software updates (Not recommended – try to ignore it).
- Update camera firmware in SD card – The camera software updates on the memory card (Not recommended).
- Get camera firmware version – Displays information about the firmware version installed.
- Get firmware update count – Shows whether it is possible to upgrade the camera software or not.
*#*#7780#*#*
Important: This code is used for Factory Data Reset. It'll remove following things:
- All Google settings from your phone.
- All downloaded applications and information as well as setting about them.
- All system data and custom settings.
Although it will not remove the following:
- Your current system firmware and other bundled applications
- Photo, video, music files etc. stored in SD Card.
After you enter this code, you will then be asked to confirm your action. Thus you can still have the ability to decline your action.
*2767*3855#
Important: This code is used for Factory Format. It will completely erase each and every setting and files/data from your device as well as your firmware will also be reinstalled.
Although is works almost like the previous code, but this code will leave nothing behind. Also unlike the previous one, once you have entered the code – you will have NO WAY to revert or stop this process. So think before using it.
*#*#273283*255*663282*#*#*
With this code, an option to copy files will be opened, which allows you to create a backup of the files of your device such as images, videos, songs, recordings and documents.
*#*#7594#*#*
Perhaps this one is the most favorite of the users. This code allows you to modify the functionality of the buttons End Call/Power. After entering the code, keep the keys pressed for a few seconds for a menu appears which allows you to choose other functions for the buttons like Silent mode, Airplane mode and Power off.
*#*#197328640#*#*
This code will migrate the device to the service mode, where you can run a series of tests and modify various settings. Beware of the changes made. Although changes can be undone, some can be a bit of a headache.
Codes To Test Connectivity
- *#*#232339#*#* – WLAN Test.
- *#*#526#*#* – WLAN Test.
- *#*#528#*#* – WLAN test too. (Use Menu button for various tests)
- *#*#1472365#*#* – Tests GPS.
- *#*#232338#*#* - Shows MAC address of WiFi.
- *#*#1575#*#* – Tests GPS too.
- *#*#232331#*#* – Tests Bluetooth.
- *#*#232337#*# – Shows device address or Bluetooth.
Codes To Test Phone Hardware & Functions
Below codes will help you to test some of your hardware component and other functions:
- *#*#0*#*#* – Testing the LCD.
- *#*#0673#*#* – Sound test.
- *#*#0289#*#* – Another sound testing
- *#*#0842#*#* – Tests of vibration and backlight of the device.
- *#*#2664#*#* – Test the touchscreen.
- *#*#0588#*#* – Test proximity sensor.
- *#*#3264#*#* – Displays the version of the RAM.
- *#*#2663#*#* – Displays the version of the touchscreen device.
- *#*#8255#*#* – Shows the service monitor of GTalk Messenger.
Codes To Get Firmware Info
In addition to the tricks listed above, to display the firmware version of the camera or to check which variant of software is being used in other components – you can try the following codes.
- *#*#4986*2650468#*#* - PDA, Phone, H/W, RFCallDate.
- *#*#44336#*#* - PDA, Phone, CSC, Build Time, Changelist number.
- *#*#1234#*#* - PDA and Phone.
- *#*#2222#*#* - FTA Hardware Version.
- *#*#1111#*#* - FTA Software Version.