How to Set Long Press Back Button on Lock Screen at Android 4.4.4 KitKat

Like other Android 4.4.4 KitKat device buttons, you may configure the Back Button on Lock Screen to function when it is pressed long. This feature is provided in the Android 4.4.4 KitKat devices to facilitate the users to lock the Android device right from the lock screen in order to save a bit of precious time of users.

Configuring the Back button to sleep the Android device right from lock screen is easier but if you feel any help, you may see the instructions.

Command Line: Settings – Home > Lock Screen – PERSONALIZATION > Button Actions – GENERAL > Long Press Back Button – Button Actions > No Actions / Next Song / Previous Song / Play Pause Music / Toggle Sound / Go to Sleep.


1: Tap the icon of ‘Settings’ app on the Home screen of your Android 4.4.4 KitKat device to open up the ‘Settings’ Screen.LongPressBack-12: At the ‘Settings’ screen, scroll down to the ‘Lock Screen’ under the PERSONALIZATION to open up the settings interface for the lock screen.LongPressBack-23: At the screen of ‘Lock Screen’ interface, tap the ‘Buttons Actions’ to view or change the lock screen buttons actions.LongPressBack-34: At the ‘Buttons Actions’ screen, see the status of the ‘Long Press Back Button’ is ‘No Action’. If you want to change the status, tap ‘Long Press Back Button’. It will open up a popup Menu Window with the following options:

  • No Action
  • Next Song
  • Previous Song
  • Play/Pause Music
  • Toggle Sound
  • Go to Sleep

Further see the current selection is ‘No Action’. LongPressBack-55: If you want to change the option from ‘No Action’ to some other option, tap the option of your choice. I tapped the ‘Go to Sleep’ to opt this. LongPressBack-66: It will immediately take me back to ‘Button Actions’ screen. Here, see the status of ‘Long Press Back button’ is changed to ‘Go to Sleep’.LongPressBack-7From now onward, whenever you need to go to sleep right from the lock screen, you may use the ‘Back Button’ to sleep your Android device.

That’s All!  

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How to Kill App by Back Button in Android 4.4.x KitKat Device?

You may face bottlenecks due to some haphazard tapping of the key on the Android device keyboard or some other hardware button tapping during the normal operations of Android device. Or due to the some other issue, you may face some delay in opening the app. In this case, you may feel the need to close the app, abruptly. If the back button is not becoming effective or is still delaying you may feel annoyed.

Android has a feature to allow you to kill the app, immediately, with just one tap of the button. This app killing may be easier if the instructions are followed.

Note: This feature may not be available in all Android devices.

Further, ensure to activate the developer options in your Android device. To learn to switch ON the Developers’ options, visit our article: How to Enable Developers Options in Android 4.4.x KitKat Devices?.


Command Line: Settings – Home Screen > Developer options – SYSTEM.

1: Tap ‘Settings’ on the Home screen of your Android 4.4.x KitKat device to open up the ‘Settings’ screen. KitKat-App-Kill-12: At the ‘Settings’ screen, scroll down to the bottom of the screen.

3: Tap the ‘Developer Options’ under the SYSTEM. If the ‘Developer options’ is not there in the SYSTEMS section, follow the instructions given in the ‘Note’ to switch ON the ‘Developer options’. KitKat-App-Kill-24: At the ‘Developer options’, ensure that the ‘Developer options’ is switched ON. It is indicated by the switch, given at the top right corner of the ‘Developer options’. (By the way, if the ‘Developer options’ is not switched ON, you cannot open the ‘Developer options’ screen). KitKat-App-Kill-35: Scroll down to the bottom of the ‘Developer options’ screen to the APP section. KitKat-App-Kill-46: See the ‘Kill app back button’ is not checked, i.e. not enabled. KitKat-App-Kill-47: Tap to check and enable the ‘Kill app back button’. KitKat-App-Kill-5From now onward, whenever you feel the need to kill an app, tap the back button on your Android device for a while and a message, ‘App killed’, will appear for few moments. With the disappearance of this message, the current app screen will be closed and you will be taken back; either to the previous screen or to the Home screen of your Android device. KitKat-App-Kill-6That’s all!

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