How to reanimate a smartphone if it does not turn on. How to turn on the phone without the Android button - several options for getting out of a hopeless situation.
- Start the smartphone if it is turned off, and the power button is on
- If the power button does not work, and the screen is locked
- Using special applications
As a rule, as a result of any unwanted external impact (or for other reasons), the power button on mobile device may stop performing its function. Then the question arises how to turn on the phone without a button turn on Android .
The situation, of course, is not pleasant, but not hopeless. Solve a problem to pull out necessary information , or even use the smartphone for a while, it is quite possible. About this we now talk.
There are several options to correct an unpleasant situation, then we will consider them, and you will only have to choose what suits your situation. But, we must understand that nobody gives a 100% guarantee, much depends on the brand and model of the gadget, on the causes of the breakdown and the depth of the problem. So, we will try.
Start the smartphone if it is turned off, and the power button is on
Method one
First you need to try to connect the phone to a standard charger. Some models may start already at this stage. So, we connect to the charging, and try to hold down the sound control key, it is quite possible that after that we will see the boot menu on the smartphone display. 
Second way
If we were lucky and the battery was not fully discharged, then you just need to disconnect your smartphone from the network charger and connect to PC using USB cable.
Third way
If the “USB debugging” mode has been enabled on the device, you can attempt to turn on the phone using the computer’s command line. What we need to do in this case.
We install on the ADB PC, after which we need to open a command window, connect our device via USB , and in command line enter adb reboot and press Enter .
* Note: ADB is a console application for a computer. It allows you to perform Android debugging devices, as well as emulators.
If the power button does not work, and the screen is locked
In this case, you need to worry about saving battery power. On Samsung galaxy You can unlock the device with the "Home" button. The same function is on some modern models. You can also “wake up” your smartphone with a double “tap” on the screen, if this option is active.
You can also call the phone from another device or if you have physical button cameras try to launch the application of the same name, and from there enter the main menu.
The next way we look at the video. AT in this case you will need to disassemble the smartphone and close the two contacts:
Using special applications
If you managed to start your device without the power button using one of the suggested methods, you can install one of special utilities That will help to use the gadget with an inoperable button. Consider some options.
Excellent application that will be convenient not only in a critical situation. We set comfortable parameters for ourselves and our smartphone will turn off when lying on a flat surface or in a pocket, and turn on when you take it in hand:
In an emergency, this utility will transfer the on / off function to the volume button:
Another soft, which will be useful in the described situation. With it, we can gently shake on or off your smartphone.