Sometimes you need to use your π» without a mouse – control your cursor with the keyboard. It’s handy if your mouse is broken and you have no other choice. Activating the keyboard cursor control in Windows is very simple π.
β Press left ALT + left SHIFT + Num Lock.
β When the Mouse Keys window appears on the screen, press ENTER to turn on MouseKeys.
β After enabling the Mouse Keys, you can use your keyboard (numeric keypad) to perform all mouse actions (move, click, right-click, double click) as show in the attached image.
Use it!