If Media Keys like Play, Pause, Next Track, Previous Track, Volume Increase, Volume Decrease, etc. are not working see this post for the definitive fixes.

This is not a common problem, but when it happens, either some or all keys stop working (depending on the situation), or features of the keyboard such as backlighting may not work.

The problem with volume buttons and hotkeys on Asus computers is quite common among its users. If the sound system on your PC is not working properly and volume function buttons on your keyboard don't ...

Several users have reported an issue in which their function keys not working properly on their laptop computers. With relatively new computers, users have had various warning beeps or complete ...

Mac: The volume keys on a Mac keyboard and an Apple Remote are great ways to control you Mac's volume, but that only changes the system volume, not the volume in iTunes. If that's a problem for ...

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 ...