How To Fix Knock On Feature After Flashing TWRP

Answer
Please make a version which would not break knock on feature after flashing TWRP I lost knock on feature with stock kernel and after flashing TWRP and does not have that option of Update touch firmware in knock code settings.

LG G3 Keyboard.for AOSP Lollipop

The new keyboard from LG G3 is now available for Android devices running Lollipop (Android 5.0) or higher. This is a port which has been released by senior XDA member fLipz. The port has been successfully tested on a number of Android devices including Nexus 5, Galaxy S5 and Galaxy Note 3.