If you have an optical mouse (LED or laser) with erratic behavior, the optical eye may be blocked.
The optical portion of the mouse is blocked See our computer cleaning page for steps to remedy this problem. For help with a frozen computer, see: What should I do when a computer freezes or locks up? The mouse is not cleanĪn optical-mechanical mouse (mouse with a ball) may not work well because the inside of the mouse is not clean. If nothing happens on your screen when you move your mouse, your computer may be frozen.
