Android hiden secret code.

Android is most popularly for its versatility most of the manufacture like Motorola,Samsung and HT C has incorporated some hidden menu for service requirement and these menu are easily to access through some key combination which is commonly known as a secret or hidden code.So there a lot of undiscovered thing on your android phone menu which can access to assess your smartphone so you can check and test the working status of different components through the hidden codes.The following are the list of hidden or secret codes.                                                                                                                              1.Vibration and back light testing               *#*#0842#*#*                                                           2.Test mode                                              *#*#197328640#*#*                                            3.System diagnostic                                   *#9090#                                                                4.Control dump mode                                  *#9900#                                                             5.High speed data information                       *#301279#                                                                                                                             6.USB connectivity information                      *#852764#                                                                                                                      7.Touch interface information                          *#*#2664#*#                                                             8.Test wi fi connectivity                                   *#*#232339#*#                                                                                                                            9.Format your phone to factory condition          *2767*3855#                                                                                                                                  10.Back up all  media files                                *#*#273282*255*663282*#*#*                                                                                                     11.Detail information on phone camera                *#*#34971539#*#*                                                           12.Phone lock information status                             *#7465625#                                                                                                                              13.Software verification information                       *#*#1111#*#*                                                                                                                                                                                14.Display item number                                         *#06#                                                                                                                                                                                                               15.Display service menu                                          *#0*#                                                                                                                                                             Try these codes and enjoys.