Every Windows user probably at least once in his life faced with the need to run the operating system in safe mode. A similar opportunity is present in Android. Why is it necessary? Obviously, for the same purposes as in the popular desktop OS. There may be situations when the smartphone or tablet running Android can go into such a terrible stupor, without downloading it in its pure form, without third-party applications and widgets can not do. The same function is useful for diagnosis in cases where the user needs to find out whether the cause of the brakes an application, or in the case the device / system.
Android 4.1+
So, to go into safe mode on Android Jelly Bean need to hold down the power button. In the menu there is an item off the unit.
Do a long tap on this option, then another menu will appear.
Reaffirm reboot in safe mode and look forward to when the device restarts. You will see that in this mode, the system runs only applications that are present in it by default, and all third-party applications and widgets are not loaded. safe mode indicator can also be seen in the lower left corner.
From this mode, if necessary, you can remove the application interfering with the correct operation of the device (if you already know villain) or remove any installed third-party applications, and then start to put them one by one to detect the curve application.
Android 4.0-
For earlier versions of Android the transition process to a safe state is as follows: we press the power button and disable the device. Then again include it. When you see the logo when booting the device, press the button at the same time increase and decrease the volume and hold them until such time as the device does not load the OS.