Additional features to control your gadget-access to the engineering menu of the smartphone.
This is a real opportunity to change the immutable settings enable locked but mortgaged
developer features and really improve (or spoil with inept intervention) your gadget.

With the help of the engineering menu the user can perform advanced configuration of the device. This
the possibility is little known so you should be very careful.

Application "Start engineering menu" MTK in Russian will explain and help to conduct an extended
customize your smartphone.

Also you will learn:
what is the engineering menu in Russian;
how to increase the volume using the engineering menu;
how to get root permissions;
special code;