How to move the mouse cursor with the keyboard in Windows

Shortcut in all versions of Windows

Press Left Alt + Left Shift + Num Lock on your keyboard at the same time. When the window appears, press Spacebar or Enter. Same process to turn Mouse Keys off.

Windows 7

If the shortcut key combination listed above did not work, you may enable or disable Mouse Keys, using the following steps. If your mouse isn't working, use the Tab key and Spacebar to navigate through menus.
While viewing the Desktop, press the Windows Key or Click Start.
Select Control Panel. Within the Control Panel, open Ease of Access.
Under Ease of Access Center, select Change how your mouse works.
Check the box next to Turn on Mouse Keys.
Select Apply then OK.

Windows 8 and 8.1

If the shortcut key combination listed above did not work, you may enable or disable Mouse Keys, using the following steps. 

Use the Tab key and Space bar to navigate through menus. 
Type the word "Mouse" anywhere on the Start Screen. 
Arrow down to Ease of Access mouse settings and press Enter. 
Toggle the switch under Mouse Keys to On.

Press Alt + F4 to exit this menu.

How to use Mouse Keys

The following table shows each of the keys on the Numeric Keypad and how they interact with the mouse cursor. Make sure you're only using the Keypad to execute these actions.

Desired Action and Key Combination

Move down and to the left Press 1

Move down Press 2

Move down and to the right Press 3

Click With the left button selected, press 5

Move up and to the left Press 7

Move up Press 8

Move up and to the right Press 9

Move left Press 4

Move right Press 6

Select the left mouse button Press /

Select both of the mouse buttons Press *

Select the right mouse button Press -

Right-click With the right button selected, press 5

Double-click With the left button selected, press +

Drag an item Point to the item, and then press 0

Drop the item you are dragging Press .(dot)