
Mouse is not connected correctlyįollow these steps to verify the mouse is connected correctly to the computer. If any new hardware was recently installed on the computer, remove it to help verify the new hardware is not causing a conflict with your existing mouse.

If you don't have an indicator light, proceed to the next part of this section. Reboot the computer to resolve this issue. If this indicator does not change, your computer is frozen meaning all hardware on the computer (including the mouse) will not work. When Num Lock is pressed repeatedly, the Num Lock indicator LED on your keyboard should turn on and off. Make sure the computer is not frozen by pressing the Num Lock key on the keyboard. If your mouse pointer movement disappears, follow these steps to determine if your computer is completely frozen.

When a computer freezes, the first sign is usually that the mouse has stopped responding on the monitor.
