Android Hidden Cheat Sheet
Android Hidden Cheat Sheet

Before we give you the codes though, a word of warning. Do not attempt to put these in unless you know what you are doing. Some of these codes will make substantial changes to your phone’s configuration and we will take no liability for any damage that occurs:
*#06# – IMEI number
*#0*# – Enter the service menu on newer phones like Galaxy S III
*#*#4636#*#* – Phone information, usage statistics and battery
*#*#34971539#*#* – Detailed camera information
*#*#273282*255*663282*#*#* – Immediate backup of all media files
*#*#197328640#*#* – Enable test mode for service
*#*#232339#*#* – Wireless LAN tests
*#*#0842#*#* – Backlight/vibration test
*#*#2664#*#* – Test the touchscreen
*#*#1111#*#* – FTA software version (1234 in the same code will give PDA and firmware version)
*#12580*369# – Software and hardware info
*#9090# – Diagnostic configuration
*#872564# – USB logging control
*#9900# – System dump mode
*#301279# – HSDPA/HSUPA Control Menu
*#7465625# – View phone lock status
*#*#7780#*#* – Reset the /data partition to factory state
*2767*3855# – Format device to factory state (will delete everything on phone)
##7764726 – Hidden service menu for Motorola Droid