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Computer maintenance is the practice of keeping computers in a good state of repair. A computer containing accumulated dust and debris may not run properly. A computer containing accumulated dust and debris may not run properly.
Optical touchscreens are a relatively modern development in touchscreen technology, in which two or more image sensors (such as CMOS sensors) are placed around the edges (mostly the corners) of the screen. Infrared backlights are placed in the sensor's field of view on the opposite side of the screen.
An optical mouse is a computer mouse which uses a light source, typically a light-emitting diode (LED), and a light detector, such as an array of photodiodes, to detect movement relative to a surface. Variations of the optical mouse have largely replaced the older mechanical mouse design, which uses moving parts to sense motion.
This behavior is expected. McAfee changed the way scheduled scans start to stop your computer from starting a scan while you're actively using it. Your McAfee software starts monitoring your computer for activity. If no keyboard or mouse activity occurs for 10 minutes, your McAfee software then monitors for CPU use.
Hangs have varied causes and symptoms, including software or hardware defects, such as an infinite loop or long-running uninterruptible computation, resource exhaustion , under-performing hardware , external events such as a slow computer network, misconfiguration, and compatibility problems. The fundamental reason is typically resource ...
• Restart your computer. • Clear cookies, cache, history and footprints in your browser. • Check that Games on AOL.com windows aren't blocked by your pop-up blocker. • Update your video card drivers. See your computer manufacturer's manual or visit your video card manufacturer's website for more information.
A pointing stick on a mid-1990s-era Toshiba laptop. The two buttons below the keyboard act as a computer mouse: the top button is used for left-clicking while the bottom button is used for right-clicking. Optical pointing sticks are also used on some Ultrabook tablet hybrids, such as the Sony Duo 11, ThinkPad Tablet and Samsung Ativ Q.
While most sign in problems can stem from password issues, you might also get blank or missing screens, or various errors when trying to sign in. No matter the problem you're experiencing, the following troubleshooting steps should help you get back in your AOL Mail quickly. Sign in again