What is the Fn key on the keyboard?

On your keyboards, you might have noticed a key known as the Fn key; it stands for a function key. It is located on the keyboard on the same row as the space bar near Ctrl, Alt, and Shift, but have you ever thought about what is the Fn key and why it is there?

What is the Fn key on the keyboard

The Fn key is a shortcut key pressed with any other function key to do your required command. 

So, to know details about the what is Fn key on the keyboard, let’s dive into the blog.

What is a Function key?

The function key on your laptop is used with other F keys across the top row of your keyboard as it provides shortcuts to perform various functions like controlling the screen’s brightness, turning Bluetooth on and off, and turning it on and off. 

What is a Function key

Moreover, many laptops are featured with extra features and smaller keyboards. So, these keys have to be pressed with the Fn key to let the users customize different areas of their laptops because laptops do not have enough space for all the F keys you need to do other functions. 

So, by using the Fn key, you can double the number of functions available. 

How do I use the Fn key on my keyboard?

On your desktop or laptop, keys with Fn key or F lock offer two commands for many different types of keys. This can be seen on the top row of your keyboard from F1 to F12. 

Standard commands are labeled on the front of the keys, like F 3, while alternate commands are located on the top, like Redo. 

How do I use the Fn key on my keyboard

In some programs, the functions of alternate and standard commands may be the same. For instance, F1 is typically used to make the window active, and on some keyboards, the alternate base for F1 can be used.

What is the use of the Fn key?

On many keyboards, hold down the Fn key and press the key to use the alternate commands.

Where is Fn key on different keyboards

Where is Fn key on different keyboards

Laptop keyboards

On PC and Apple laptop computers, the Fn key is on the bottom left side of the keyboard next to the Ctrl key.

Apple keyboards

The Fn key is found on the right of the date keys on the Apple keyboards. 

Chromebook

It is not on all Chromebook laptops but near the space bar on the keyboards.

What are the tips for using Fn keys?

What are the tips for using Fn keys
  • You can press and hold Fn keys while pressing the keyboard letters M, J, K, L, I, O, P, and 0 to match the physical layout of the numeric keypad.
  • You should press and hold Fn with the movement of your finger up and down on the navigation pad to scroll within a document. 

Frequently Asked Questions

How do I use the Fn key on my keyboard?

Press and hold the F n key and another key simultaneously to do the keyboard shortcut action. At the same time, some keyboard functions can only be run when the keyboard is switched on. 

How do I lock and unlock the Fn key?

You can see a small padlock icon on your keyboard on the Esc key. To lock the Fn key, you must press the Fn key and Esc keys together. Once the lock icon lights up, the Fn key is up, and to unlock, you can press both keys together again. 

Why is my Fn key on?

If your Fn key is on for any reason, you can lock it at the lower left side of the keyboard on your computer. If you see a green light on the Fn key, turn it off, press and hold it, and press the Esc key at the top left of the keyboard.

Final thoughts

So that’s all about the What is an Fn key on a keyboard?

On desktop computers and laptops, the keyboard with an Fn key that lights up when enabled can perform differentiation activations when pressed in combination. 

Once the key is lit up and illuminated, it is no longer to be pressed, and each secondary function is performed until the Fn key is disabled.

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