Baked deep into Android is a bunch of secret codes that will enable of a variety of statistics and settings on your device that you probably didn’t know existed, as well as some diagnostic tests you can perform on the hardware.
These settings are not enabled by default, and that’s for a reason. Take care when using these and we’re not responsible if you mess your device up.
1. Get information from your phone and battery, including usage and statistics.
*#*#4636#*#*
2. Factory format your device
*2767*3855#
3. Get information your camera
*#*#34971539#*#*
4. Open a file copy screen to backup your media
*#*#273283*255*663282*#*#*
5. Enter service mode
*#*#197328640#*#*
6. Perform various tests on your device
*#*#232339#*#*- WLAN test
*#*#232338#*#*Â – Shows WiFi MAC address
*#*#1472365#*#*Â – GPS test
*#*#1575#*#*Â – Another GPS test
*#*#232331#*#*Â – Bluetooth test
*#*#2664#*#* – Touch screen test
Drop us a comment in the section below if you found out any useful information about your device that you didn’t know before by using these codes.
Are these codes to be activated on the phone dial pad? I called them. Got a wrong number Message
You shouldn’t be able to call them. After entering the last digit it should display the necessary information. What device are you on?
These codes are carrier dependent. Sprint and Verizon have different engineering codes and so on.
No dice on this. Note 2/4.3 and nothing happened.
Nothing on my S4 either…
Galaxy S5. No Luck With The Dial pad.
The first code is very useful: )LGG2