How to move the mouse cursor with the keyboard in Windows.

1. Click Start, Settings, Control Panel.
2. Within the Control Panel open Accessibility Options or Ease of Access
3. Click the Mouse tab.
4. Check the "Use Mouse Keys" check box.
5. If you wish to increase the speed or change any other settings, click on the Settings button.
6. Click Apply and then close out of the box

When you want to move  mouse point with the help of Keyboard then Press [Left Alt] + [Left Shift] + [Lock]
then a dialog appears and click on [OK]

How To Move -- Press [8] for UP
                            Press [2] for DOWN
                            Press [4] for LEFT 
                            Press [6] for RIGHT