Google have introduced a new feature "panic button" on Android that allows you to force-close unresponsive app without rebooting the phone or touching the home button.
This is coming after a leading speculation discovered by Mishaal Rahman.
I'm sure you must have experience a situation where your phone comes to a stand still when opening an application or trying to access a particular folder and all effort to close the app or going back to home screen takes a while.
How the panic button in mobile works
The hidden features let users to avoid freezing app or screen seizing malware by pressing the back button four times repeatedly, the user will be taken to the home screen of the device.
Thanks to XDA developer Mishaal Rahman, who went further to explain how the feature work, and according to him, there is a variable on Android nougat 7.1 known as "config_backPanicBehavior." that measures how quickly a user press the back button repeatedly, when the back button is press four times, the phone assume they are trying to get a way from a freezing app or seizing screen and take the user back to home screen.
Limitations of panic button in Android
However, users can't activate this feature themselves, as it must be done by the phone manufacturer,and It also won't help to unlock files when attack by ransomware where payment is demanded from user.
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If you're still on lollipop or marshmallow, you can upgrade to nougat 7.1 to start using the new feature, and hopefully it will be activated by your phone manufacturer. The panic button is already activated on Google pixel, Nexus 5x and Nexus 6x phone.
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