The most common users of smartphones or tablets based on Android OS don't know about the service codes. For the most part they are designed for technicians and service repair centers, but can be useful also for common users. Imposing such a code on your device, you need to be careful. Because careless entering of this or that code can erase all the data or even worse, damage the smartphone.

To view information about your device and usage statistics of the battery, you must enter the following code: *#*#4636#*#*.

To see IMEI you need to enter: *#06#.

If for any reason need to reset all your settings, you need to dial: *#*#7780#*#*. This code will replace these settings Google account settings system and application to the factory. It also deletes all the downloaded applications. All the apps that come with the smartphone, as well as information on the SD card will remain, the code does not remove them. The present code has little protection. Before you replace the settings to the factory defaults, the smartphone several times will ask for consent. So time to change your mind will.

To format the mobile, dial: *2767*3855#. This code will delete all files from phone memory. To stop formatting, just quickly remove the battery.

In order to view information about the camera of the smartphone, you need to dial: *#*#34971539#*#*. This code allows you to see all the information about the camera firmware, about the firmware update and the camera firmware in image. The latter option is better not to choose from the opening menu, as the camera might stop working.

To change the mode of a key "Abort" is entered: *#*#7594#*#*. If you hold the button the "Hang up", a menu appears with a choice of actions: silent mode, airplane mode, turn off the smartphone. With this code, for example, you can make the phone right off, but menu didn't appear at all.

To make backup copies of your photos, video, audio file, use the following code: *#*#273283*255*663 282*#*#*.

A list of some useful codes for Android

  • *#*#232338#*#* — will show the MAC address of the WiFi;
  • *#*#1472365#*#* — designed for testing GPS;
  • *#*#1575#*#* — also meant to test the GPS;
  • *#*#232331#*#* — testing the function of Bluetooth;
  • *#*#232337#*# — Shows the address of the Bluetooth device;
  • *#*#0283#*#* — testing the Loopback packet;
  • *#*#0*#*#* — testing the LCD;
  • *#*#0673#*#* or *#*#0289#*#* — testing ringtones;
  • *#*#0842#*#* — test for vibration and backlight of the screen;
  • *#*#2664#*#* — testing the touch screen;
  • *#*#0588#*#* — testing the motion sensor;
  • *#*#3264#*#* — RAM version.