[Android Q&A, Help & Troubleshooting] vic.prophet:
network codes gsm?

---------- Post added at 07:04 PM ---------- Previous post was at 07:02 PM ----------

or android? Secret combination for information on phones and tablets!

Check IMEI:

* # 06 #

Data and settings

* # * # 4636 # * # *

Voice Dialer Logging Enabled

* # * # 8351 # * # *

* # * # 4636 # * # *

This code can be used to obtain interesting information about the phone and battery. It shows following 4 menus on the screen:

Phone Information

Battery information

Statistics Battery

Usage statistics

* # * # 7780 # * # *

This code can be used to reset the factory settings.

Your Google account are stored in the phone's memory

Systems and applications and settings

The downloaded applications

Does not change:

Current system software and applications included

SD-Card files e.g. photos, music files, etc.

PS: Once you enter this code, you will see a screen asking you to click on the «Reset» button. So you get the possibility to cancel

* 2767 * 3855 #

Think before you enter this code. This code is used to reset the factory settings. This code will delete all files and settings including the internal memory. It also will make reinstalling the firmware of the phone.

PS: Once you enter the code, cancel the operation will not be possible, but to remove the battery from the phone. So think twice before you use this code.

* # * # 34971539 # * # *

This code is used to obtain information on cell phone. It shows the following four parameters:

Update camera firmware in image (do not try this option)

Update camera firmware in the SD card

Get camera firmware version

Get the firmware update number

WARNING: Never use the first option otherwise your phone camera will stop working and you'll need to carry the phone to a service center to reinstall camera firmware.

* # * # 7594 # * # *

This code can be used to change the button "End / Vkl.Vykl.". By default, when a long press of the button, you will be shown a screen asking you to select any option from Silent mode, Flight mode and off.

You can change the proposed options using the code. For example, you can make so that the phone was turned off immediately, without selecting from the menu the desired option.

* # * # * 273 283 * 255 663 282 * # * # *

This code opens a file manager where you can back up your files, such as images, sounds, videos and voice memos.

* # * # 197328640 # * # *

This code can be used to enter the maintenance mode. You can run various tests and change settings in the service mode for WLAN, GPS and Bluetooth

* # * # 232 339 # * # * or * # * # 526 # * # * or * # * # 528 # * # * - WLAN (use the "Menu" button to run different tests)

* # * # 232 338 # * # * - Displays the MAC address of the WiFi

* # * # 1472365 # * # * - GPS test

* # * # 1575 # * # * - Another test GPS

* # * # 232331 # * # * - Bluetooth test

* # * # * # 232337 # - Shows the Bluetooth device address

Codes to launch various factory tests:

* # * # 0283 # * # * - Packet Loopback

* # * # 0 * # * # * - LCD test

* # * # 0673 # * # * or * # * # 0289 # * # * - Melody test

* # * # 0842 # * # * - Device test (vibration and backlight test)

* # * # 2663 # * # * - Touch screen version

* # * # 2664 # * # * - Touch screen test

* # * # 0588 # * # * - Motion sensor

* # * # 3264 # * # * - RAM version

---------- Post added at 07:05 PM ---------- Previous post was at 07:04 PM ----------

Obsy their network roll, you can google