Open Accessibility Options.
On the Mouse tab, under MouseKeys, click Settings, and then do one of the following:
- To use the shortcut which allows you to turn MouseKeys on or off by pressing left ALT+left SHIFT+NUM LOCK, select the Use shortcut check box.
- To set the maximum speed at which the mouse pointer moves when you hold down a MouseKeys direction key, under Pointer speed, drag the Top speed slider.
- To set how quickly the mouse pointer accelerates to its maximum speed when you hold down a MouseKeys direction key, under Pointer speed, drag the Acceleration slider.
- To enable slowing down the pointer speed by holding down the SHIFT key and speeding up the pointer speed by holding down the CTRL key while pressing MouseKeys direction keys, select the Hold down Ctrl to speed up and Shift to slow down check box.
- To switch between MouseKeys and standard numeric keypad operation by pressing NUM LOCK, after Use MouseKeys when NumLock is select Off if you use the keypad for data entry or select On if you primarily use the numeric keypad for navigation.
- To show an icon on the taskbar when MouseKeys is turned on, select the Show MouseKey status on screen check box.
To open Accessibility Options, click Start, click Control Panel, and then double-click Accessibility Options.