Remember hitting the F5 key to refresh on your Windows 95 computer? It was near obsessive. Dorsum in the twenty-four hours, the F1–F12 keys had just one part each, just mod keyboards often include extra functions that you access with an Fn primal (also called the Role key).

How are Fn Keys Helpful?

The Fn key turns the F1–F12 keys into dual-purpose keys. Substantially, information technology works as a default hotkey, but there's a slight difference. The combinations differ amid manufacturers and models. You'll mostly detect them on laptops (where you can usually change things like screen brightness), but you'll also find them on some specialty keyboards (like gaming or productivity-centric boards).

For instance, on a Dell XPS15z, Fn + F5 increases the brightness, while on a Lenovo G560, the same combination will display the wireless device settings.

In addition to F-keys, y'all can also utilize Fn keys with other keys like PgUp, Insert, and pointer keys. Using a combination of Fn along with one of these keys comes in handy for doing a wide range of things, including adjusting the screen brightness, turning off the display, or controlling the volume, among many other things.

Withal, sometimes, you find that just pressing an F-primal (without the Fn key) triggers a command like increasing the playback book. In such cases, y'all'll be unable to use F-keys for standard keyboard shortcuts like hit the F5 key for refreshing.

In that location's a elementary set for this. Yous tin can tinker with the Fn key settings in several means, and that's what we'll walk you lot through in this guide.

Disable the Fn Lock

Modern desktop and laptop keyboards have an Fn Lock key (i.east., a key with a lock icon). In nigh cases, you'll notice a lock icon printed on your Esc key, just it's also possible that your keyboard has the lock on the Shift cardinal or the Num Lock central.

When you press Fn + Esc (or the key with the lock icon), it toggles the Fn lock.

Once you lot've done this, you lot won't need to printing the Fn key for performing functions similar adjusting the screen brightness or enabling and disabling WiFi or Bluetooth. Merely press the relevant F-cardinal, and that should work. It's like to how you utilize Caps Lock. You won't need to hold the Shift key for typing caps when Caps Lock is enabled.

If yous're experiencing something similar just want to utilise your standard F-keys, y'all'll need to disable the Fn lock. Yous can disable it the same style equally you lot'd enable it. Printing the key with the lock icon along with the Fn cardinal.

Alter Fn Cardinal Settings from Inside Windows

You can also modify Fn key settings from within your operating organization. If you own a Dell laptop that runs Microsoft Windows 10 or 8, you tin can change part key settings from Windows Mobility Heart.

Press Win + Ten or correct-click the Start Carte button on Windows 10 to open the ability menu and select Mobility Center. Alternatively, you can go to the Control Panel and navigate to Hardware and Sound > Windows Mobility Center.

Select the drib-downwards menu under the Function Key Row option under the Customized past Dell Inc. section. Y'all'll run into two options here: Function cardinal and Multimedia key.

Select Office key if you'd similar to use the F-keys for standard functions, and Multimedia central if you want to use F-keys for performing functions that would otherwise require you to printing the Fn key.

Similarly, on laptops from other manufacturers, yous might detect the pick to alter function key options in its system configuration tool. For instance, on Lenovo, you tin employ the Lenovo Keyboard Manager or the Samsung Settings app on a Samsung laptop to alter function key beliefs.

Change Fn Primal Settings in BIOS

In most cases, the previous ii methods should assist you lot modify Fn key settings, but on the off chance that they didn't, you can use the BIOS settings.

Annotation that you lot shouldn't mess around with any settings you don't fully sympathise because it tin render your calculator unbootable.

Many, though not all, laptops volition allow you to modify Fn key settings from the BIOS or UEFI firmware. You lot can enter your BIOS setup with a reboot. Press F2, F10, or Delete (the keys differ among manufacturers) at the startup when your computer is even so booting. Alternatively, you can use the new way of accessing the BIOS on Windows 10.

At this indicate, you'll need to look around a little because UEFI settings are placed under different sections based on the BIOS interface, which differs among manufacturers.

For instance, on my HP laptop, the setting is under the Organization Configuration tab. Changing the Action Keys Style to Enabled volition make the F-keys role like normal, i.e., you lot'll demand to use the Fn key along with an F-key to perform a relevant function.

Fn Cardinal Makes Life Easy

If an OS upgrade or an accidental change in settings has acquired your Fn cardinal to not work as it should, it can cause you momentary annoyance.

Nevertheless, the Fn key is still one of the most helpful keys on your keyboard. Information technology eliminates a few clicks for enough of functions and lets you perform them just by pressing a combination of keys.

Fn primal is also available on several Apple keyboards. If it'south not working correctly, you can troubleshoot Fn fundamental bug on Mac Bone as well.