Dear Fellow, I have purchased new hp probook 4530s finding problem in its touchpad, it is working properly for off/on function, it is working properly for curser to move through the screen, but to scroll the page up and down is not working properly two yesterday I reinstalled window 7 home premium 64 bit in my system. I installed synaptics driver for touchpad 15.3.25 but still same issue. in previous window it was working properly. If I uninstall synaptic and let window to find compatible driver then on/off fuction is not working while scrolling/browsing works properly. can any one help me sorting out the issue what I need to b doing ????