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.