Enable tap to click on kali linux 2016.2 for synaptics touchpad

1- install xserver-xorg-input-synaptics

apt install xserver-xorg-input-synaptics

2- add Option "TapButton1" "1" to


/usr/share/X11/xorg.conf.d/70-synaptics.conf under Section “InputClass”

leafbad /usr/share/X11/xorg.conf.d/70-synaptics.conf

3- optional yo enable scrolling add : 

Option "VertEdgeScroll" "1"
Option "HorizEdgeScroll" "1"

4- logout or reboot 

Video tutorial

that is all :)