Android mobile devices hide, in code form,
some menus and options that provide limited information on the smartphone, simply accessing the hardware tests of the device.
For example, one of the most frequently used codes is the access code to know the IMEI code of the terminal. But yes, there are many more.
Secret codes of your mobile deviceThe following are a total of 30 codes that, as we anticipated, give access to special options, menus and configuration options. They are all codes for Android smartphones and yet some of them do not work on models of models, and in which manufacturers. For the hooks and make them work, they simply have the application phone, and keyboard numeric dialing, incorporate the corresponding combination as if it were a voice call. Once the code is entered, without pressing the call key, it checks the result according to the selected option.
Start the speech synthesizer
# 8626337 #
Start the Testing or "Safe Mode" * # * # 7262626 # * # *
Bluetooth Connection Address
# 232337 # * #
Hardware Test for Bluetooth
# 232331 # * # *
Proof of hardware on the proximity sensor
* # * # 0588 # * # *
Hardware test on the audio
# 0289 # * # *
Faster GPS hardware test
# # # 1472365 # * # *
Show the MAC address of the WiFi connection
# 232338 # * # *
Terminal shutdown code
# 7594 # * # *
Restoring the terminal to factory settings (data formatting)
* 2767 * 3855 #
Restore the terminal with the factory settings (without data formatting)
# 7780 # * # *
Status of the SIM card lock
* # 7465625 #
Control menu of mobile network coverage
* # 301279 #
Mode of system dump
* # 9900 #
Terminal diagnostic information
* # 9090 #
Computer hardware and software information
* # 12580 * 369 #
Network hardware test touch screen
# 2664 # * # *
WiFi connectivity hardware test
# 232339 # * # *
Activation of test mode
# # # 197328640 # # * # # # # # # # # # # # # # # # #
Device information, usage statistics and batteryUnesdoc. service
"* # 0 * #
IM number EI
* # 06 #
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