Ever noticed the Fn key on your Mac or Windows computer? It serves several purposes, but you'll need to learn how to use it.

The function keys, or F keys, on a computer keyboard serve as a line of shortcut keys that invoke various actions and commands in software applications. Located across the top of the keyboard ...

For example, the F1 key on my laptop’s keyboard has a small icon of the Touchpad Off in a color code matching the Fn Key, which means Fn+F1 will turn my Touchpad Off/On. Function keys work ...

F1: For almost all applications this function opens a help screen. If no application is open, it will direct you to Windows Help. F2: This key will rename a selected item.

If F1, F2, F3, etc, Function (Fn) keys stop working in Windows 11/10 here are some troubleshooting steps that will help you fix the problem on your Dell, HP, Lenovo, Toshiba, etc. computers.

Chromebooks feature keyboards with a variety of Chrome OS-specific functions, which means they don’t have standard keys like F1 or even Caps Lock. You can remap a fair number of your Chromebook ...

To enable the function keys for an app, click the Apple menu (upper left corner of the desktop) and then click System Preferences. Click on Keyboard and then the Shortcuts tab.