Press the F5, F9, or F11 key to turn your HP laptop keyboard light on or off. Some HP laptops need the Fn key pressed with the light key to activate the keyboard light. If these keys don't work, check ...

The keyboard is one of the most important devices of your computer, allowing you to give commands for the different operations you want to perform. Most keyboards these days come with 104 alphanumeric ...

Lenovo makes some pretty decent laptops and netbooks. But there’s one thing that always bugs me about Lenovo computers: the Fn and Ctrl key placement. Most computer makers put the Ctrl key on the ...

The "Fn" key on a Dell toggles the multimedia keys on and off. On some models, you must press "Fn" to activate these multimedia keys, but the keyboard operation can be changed on the Dell PC so that ...

The Fn key in Acer computers can be used with the up-down and left-right arrows keys for various functions including increasing or decreasing the brightness of the screen, changing the volume of the ...

Dan Ackerman leads CNET's coverage of computers and gaming hardware. A New York native and former radio DJ, he's also a regular TV talking head and the author of "The Tetris Effect" ...