How to enable touchpad click lxde

Please try these steps:

1. Open Root Terminal(Menu>Accessories>Root Terminal)
2. Enter the Administrative password
3. Type the following commands:
   

   mkdir /etc/X11/xorg.conf.d
   leafpad /etc/X11/xorg.conf.d/synaptics.conf
   

4. Copy the following script
   

   Section "InputClass"
   Identifier      "Touchpad"
   MatchIsTouchpad "yes"  
   Driver          "synaptics"                     
   Option          "MinSpeed"              "0.5"
   Option          "MaxSpeed"              "1.0"
   Option          "AccelFactor"           "0.075"
   Option          "TapButton1"            "1"
   Option          "TapButton2"            "2"    
   Option          "TapButton3"            "3"     
   Option          "VertTwoFingerScroll"   "1"     
   Option          "HorizTwoFingerScroll"  "1"     
   Option          "VertEdgeScroll"        "1"
   Option          "CoastingSpeed"         "8"
   Option          "CornerCoasting"        "1"
   Option          "CircularScrolling"     "1"
   Option          "CircScrollTrigger"     "7"
   Option          "EdgeMotionUseAlways"   "1"
   Option          "LBCornerButton"        "8"   
   Option          "RBCornerButton"        "9"     
   EndSection
   

5. Then paste it to the synaptics.conf file
6. Click File and Save
7. Logoff and login again.....
   
   
   

    http://superuser.com/questions/598044/mousepad-tap-does-not-work-on-debian-stable-lxde