Engineering mode start Codes

In smartphones, there are hidden advanced settings called the engineering menu

on android. How to get into the engineering menu of the phone and this happens by entering

special key combination. Each manufacturer usually has engineering

Phone settings work on their combinations. Often engineering phones

the settings are not set in the best way, especially the volume of the speaker, headset

and a microphone. Increasing the speaker volume is one of the functions of the service menu. Engineering

settings for android are hidden by default as they are used for different tests and

optimizing sensors and systems. Therefore, you can usually open the engineering menu with

using a little code. Secret codes for Android, as a rule, for each manufacturer

their own and use them with great care. Change parameters and apply

Engineering menu guide should be used only if you know for sure. In the application

collected codes to launch the engineering menu, applying which you can enter the engineering

menu and make the settings you need. Use the engineering menu with

caution. This application information how to enter the service menu for different models

and smartphone manufacturers, as well as answers to some questions that may arise

when working with the engineering menu. We hope our application will help you and be useful.