How To Configure Synaptics TouchPad Settings In Windows 7
Laptop users most often have to use built-in touchpad for using the laptop on the go. Depending upon your usability, you may like to customize Synaptics touchpad settings on your own like increasing it’s sensitivity, enabling coasting for reading long documents, scrolling speed settings, enabling slow motion for improved pointing accuracy for fine positioning etc.
Here is how you can configure Synaptics TouchPad (Pointing Device) settings.
A) Configure Button Settings for Touch Pad
1. Click Start—> Control Panel
2. Make sure you have set view to “Large icons” or “Small icons”. Scroll through the list and then click on
“Mouse” item.
3. In Mouse Properties window, click on “Buttons”.
4. In Buttons configuration section, click on drop down list and select “Synaptics TouchPad…..”
It lets you choose the type of mouse you need including “Right-handed” and “Left-handed”.
You can adjust double-click speed of mouse by moving the slider as shown in the screen-shot below. You can test it by clicking on the folder icon in the “Double Click Speed” section.
Turning ClickLock ‘ON’ lets you highlight or drag without the need of holding down the mouse button.
B) Configure Synaptics Device Settings
You can access Device settings by clicking on “Device Settings” tab as shown in screen-shot below.
If you always use a external USB mouse and hence would like to disable Synaptics Touch pad, you need to click on “Disable” button as shown in image below.
To access more settings click on “Settings…” button shown in above image.
In the Properties for Synaptics TouchPad…” settings page, you can configure almost each and every aspect of your pointing device settings.
In Virtual Scrolling section, you can enable coasting which lets you scroll easily through long documents without the need of pressing and holding the touch pad. To put in scroll mode, just move and lift your finger. Automatic scrolling will take place at your specified speed. Move slider to control speed of scrolling as shown in below screen-shot.
You can adjust touch sensitivity in “Sensitivity” section as shown in screen-shot below. Moving the slider towards “Heavy Touch” means you need to press touch pad with more greater force for performing a pointing device function.
Go ahead and explore many other settings by selecting an item from left pane.
C) Remove Synaptics icon from tray
Finally, If you seldom use Synaptics settings, it’s better you remove it’s icon shown in taskbar. 
In the Mouse Settings, click on “Device Settings” tab and then check the radio button “Remove tray icon from taskbar”.
4. Click “Ok” to save changes. You can immediately see icon disappearing from system tray.