Android is the number one mobile platform in the world, supported & owned by Google, it is fastest growing mobile environment in the world. Now a days everyone owns a mobile phone which runs on Android. To know basic details we usually follows as Menu< Settings< About . But here are few secret codes which helps you to know some internal settings and even formatting your phone which only either developer knows or service center technician knows, but be careful using these codes otherwise your phone will be formatted or damaged at a great extent. So, use these codes on your own risk.

Android

1. How to find IMEI code -
*#06#
2. To know about phone and battery details
*#*#4636#*#*
3. Code For Factory reset (Be careful , before playing with this code)
*#*#7780#*#*
4.Code For Master reset or Full format code
*2767*3855#
5. Code To see Gtalk service screen
*#*#8255#*#*
6. Code for Camera setting (developers code)
*#*#34971539#*#*
7. Code to Back up your phone
*#*#273283*255*663282*#*#*
8. Code for GPS testing
*#*#232331#*#*
9. Code for Bluetooth testing
*#*#232337#*#*
10. Code to check SAR value ( May be it works in India only, SAR stands for Specific Absorption Rate means Radiation emitted by mobile phone )
*#07#

If you know some more codes , please let me know. I will publish them in my next post. For any query, or any other details you can mail me : mail@techravi.com . Please subscribe my page for future updates.