Questions tagged [function-keys]

Questions about using the function keys in Ubuntu.

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Xorg segfault after pressing volume buttons on thinkpad / Ubuntu 22.04.1

Occasionally when pressing the volume function buttons (volume up, down, or mute) on my thinkpad P14S, Xorg will crash and restart. It only happens sometimes when pressing these buttons, so it's hard ...
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32 views

Map function keys on 65% keyboard

I'm new to Linux in general and Ubuntu in particular and I just have a little problem (well a lot, but step by step :P). I've got a 65% keyboard, an Ozone Tactical to be precise (this). I really like ...
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1 answer
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How can I customize the 'fn' (aka. function key)?

Is it possible to customize the Fn (aka. function key)? For example, I can press Fn + I to trigger the ↑ (uparrow key). I'm running Ubuntu 22.04 on a dell inspiron 16 7610.
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1 answer
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Fn + F10 writes out the letter "p". How do I study this?

I've recently discovered that Fn + F10 produces "p", but only in text editors such as Geany or Mousepad. Other function keys, such as Fn + F9 do expected things like lock my screen. I'd post ...
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Function keys for brightness (Fn+F5 and Fn+F6) do not work on my Ideapad 3 15ITL6

These key combos are not being picked up as acpi events, when I run acpi_listen, I get no output, but I do get output for some of the other function keys, like the volume controls. I have tried just ...
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Cant disable touchpad though keycode is assigned

I have 2 Clevo laptops (a NL50CU and a NS51MU). Both have a very similar keyboard, with a Function key disabling touchpad (FN+F1). On the NS51 the key works, but it doesn't work on the NL50. I got the ...
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147 views

esc and function keys not working properly on ubuntu 20.04

I'm using a Samsung Book with a brazillian portuguese keyboard. Esc key isn't working at all, When I press f7/volume down and f8/volume up the volume goes all the way down or up and then those keys ...
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1 vote
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WLAN and function keys stopped working, phy0 hard blocked

I have a Lenovo Ideapad 3, and have been running single boot KDE Neon (20.04 focal) for years. Yesterday my desktop froze. Upon reboot, I found myself with no touchpad, no function keys (with the ...
1 vote
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Overlay/Transparent window while using a software

Good day everyone. I'm a Front-End developer that recently switched to ubuntu/pop!os (around two months). Getting familiar little by little to Linux (so many opportunity to tweak my workflow)! My ...
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57 views

Keyboard's FN keys and switch video mode dialog

The problem is simple but I don't know how to resolve this, when I press FN + F6 to turn off my laptop's display the display turn off correctly but Linux also show the dialog for switch video mode, (...
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Wrong keyboard mappings

Yesterday i made the switch to Ubuntu, but sadly not without issues. I've got a laptop with a pretty standard keyboard, everything works just fine except the F1-F12 keys excluding F5. For example Fn +...
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Trackpad toggle function key not working on MSI laptop

I have an MSI GE76 running the Ubuntu 21.10 beta. I am dual booting with Windows 10. I was surprised that most of my useful function hotkeys work, including the max-fan button and the webcam disable ...
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1 vote
1 answer
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How to configure Function keys on laptop Asus FX506HE-HN012 with Ubuntu 21.04

On my laptop most function keys work, but Fn+F5 doesn't. It controls fan speed and mode, like performance or effectiveness or turbo. Also Fn+F10 which turns touchpad on and off. I've installed the ...
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How to startup with function keys defaulting to unlock

The function keys on my laptop running 20.04 are supposed to be used primarily for hardware control (volume, screen etc). However when the system boots up they default to be used as function keys. I ...
1 vote
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171 views

How to tell function lock status in Dell XPS 15

I have a Dell XPS 15 laptop. In order to change the function keys functionality (e.g. F1 is used for mute, F2 for volume down etc.) I can lock the keys using Fn+Esc. However, in oppose to other ...
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12 votes
2 answers
3k views

F12 acting weird in 21.04, can no longer toggle Guake

Since upgrading to 21.04, I can no longer use Guake as expected. My F12 key does not appear to function the way it used to. It will not summon the Guake window, and when I manually open it, pressing ...
1 vote
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166 views

How to enable MPRIS control of a GTK application in KDE Plasma?

I came across a GTK application (Blanket), which can be controlled with a laptop's play/pause button in GTK based DEs like GNOME, XFCE and Cinnamon (tested in Ubuntu 20.04, Xubuntu 20.04, and Linux ...
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1 answer
267 views

Function keys and touchpad Lenovo Ideapad S145 15IIL

for some reason some function keys, like enable/disable touchpad and brightness just don't work. The touchpad is not working, any idea?
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1 answer
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Xubuntu on VirtualBox VM does not see CTRL-Fn key combinations

VirtualBox 6.1.18 Host: Windows 10 Guest: Xubuntu 20.04 Guest extensions installed and active None of the CTRL+Fn key combinations seem to work in any program I tried (Visual Studio Code, LibreOffice, ...
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2 votes
1 answer
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How to remap a single function key f1-f12, without any new program?

Variants of this question have been asked before, e.g., "Remap shortcut to a single key cannot be used". The answer usually involves installing some other package. Is it possible to map/...
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3 votes
2 answers
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Fn key doesn't work in Ubuntu 20.04 on Lenovo Thinkpad E14

I have a Lenovo E14 Gen 2 (type 20T6, 20T7) Laptop (ThinkPad) - Type 20T6, On the BIOS menu, the Fn key and its dependencies work. But when I launch Ubuntu 20.04 and start gnome, the Fn key and its ...
2 votes
1 answer
714 views

Function keys work when I press fn key together with them

My F keys (f1, f3, f4 etc.) are not working properly - meaning that I have to press fn+f1 for example for f1 to work. Now when I press just f1 I get audio muted because that is what is supposed to do ...
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67 views

Disable F1 key with keyboard individual feature

On my system, F1 disables audio output. Occasionally pressed without noticing it, is cumbersome in teleconferences. Is there a way to deactivate that?
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Is it possible to create additional function keys?

I have seen some laptops in the past that had a keyboard without a numpad and some numpad keys over some letter keys accessible with the fn key. Like this : I happen to have a keyboard without these ...
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1 vote
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Switching from KDE Plasma to Gnome function keys don't work

The title suggest it all. I have two DE installed KDE Plasma and Gnome. But the function keys work in KDE but when I switch to Gnome the don't work. What may be to possible reason and how can I fix it....
1 vote
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308 views

FN lock is always enabled upon boot, how to make it defualt to "off"?

The title says it all. Whenever I boot up, fn lock is enabled, so I have to disable it manually by pressing fn+esc. I've done lots of searching online and I'm sure this has been answered somewhere, ...
0 votes
1 answer
408 views

Function Keys for Trackpad, Keyboard Backlight, and Camera not Working

I have an Asus Zenbook UX425JA. Came pre-installed with Windows 10. I installed Ubuntu 20.04.1 instead. Most function keys are working (Volume, mute, screen brightness, screen lock keys all work), but ...
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4 votes
2 answers
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Ubuntu thinkpad e15 gen2 lid and fn keys not working

I just got the thinkpad e15 gen2 (amd) and I installed ubuntu 20.04 lts on it and I can't seem to be able to get the fn keys working nor can I get the laptop to suspend when closing the lid. For the ...
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1 vote
1 answer
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F10 key, what is this, that it's doing on my PC?

Please look at this image: Unkown Symbol. What is this in middle? It's slide bar has length of 3 (picture shows length 2), which changes when I press F10 (from 0 to 3).
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1 answer
428 views

How can I create a keyboard shortcut for screen brightness as the default <F4> and <F5> don't work?

I'm using an ASUS laptop and running Ubuntu 20.04 LTS from an SSD. With Windows, I can press F4 and F5 to adjust the brightness, but it's not possible while running Ubuntu. Keyboard shortcuts from ...
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1 answer
818 views

Function keys do not register in system

I have an Asus Zephyrus S laptop (GX502GW), and I am aware that support won't be great because it has newer hardware. Currently, I have Kubuntu 20.04 installed alongside Win 10 and I have been setting ...
1 vote
2 answers
9k views

How do I get the Lenovo "Fn Lock" light to work under Ubuntu?

I have a Lenovo E595 running Ubuntu 20.04. The "Fn Lock" feature on the keyboard works in terms of how it modifies presses of the F1-F12 keys, but the little light on the Esc key doesn't show the ...
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1 vote
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3k views

Ubuntu 20.04 LTS Function Keys not working

I own a casper f600 model laptop with Ubuntu 20.04 installed. But the fn sleep mode/k, fn sound mute, fn sound up, fn sound down ... not working can you help? Thanks.
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82 views

Fn+search broken on Dell Inspiron

When i press FN+SEARCH on my laptop (FN+F9) the KDE dekstop freaks out (opens the run menu (ktunner), same as ALT+F2, closes it and opens it several times VERY fast), after that the META or SUPER key ...
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1 vote
1 answer
242 views

My laptop (details below) does not have use of the FN control keys and does not sleep - how could I debug/fix this

I purchased a new laptop recently (Lenovo Yoga S740, i5 1035G4, Iris Plus Graphics, AX201 Wifi) and tried to install Ubuntu 19.10 onto it. However, I noticed that it doesn't appear to have any FN ...
1 vote
1 answer
3k views

Function keys not working

I have bought a new MSI PS63 Modern 8RD laptop. It is a 15" laptop with a compact keyboard. The problem here is that I can't find a way to get my function keys to work. I have the brightness and ...
4 votes
0 answers
550 views

How can I toggle function lock on boot?

I want to toggle my function lock when I boot. I know the function lock can be toggled using Fn + Esc By default, my function lock is disabled on startup. So I have to manually toggle every time I ...
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1 vote
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61 views

The touchpad of Asus tuf fx504 is not function properly on ubuntu 18.04 kernel 5.0.0-29-generic

Here the problem. 1. Clicking on touchpad only results in left-click even I click on the right side still produce the same as left-click 2. Hot ket to turn on/off touchpad is not working I found ...
1 vote
1 answer
3k views

How to disable Fn key on Acer Aspire (Ubuntu 18)

It seems like my Fn key is toggled on by default and I can't turn it off. For example, I can't press Alt+F4 to close a window; I have to press Fn+Alt+F4. This is annoying. I've tried to turn it off ...
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4 votes
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Shortcut function misbehaving?

I have a Asus laptop with Ubuntu 16.04, It has a function shortcut (fn+f7) which I used to turn off the display. I connected it to an external display via HDMI, removed the cable, shut it down. but ...
5 votes
1 answer
2k views

Is there a way to reconfigure function keys on Ubuntu 19.04?

I installed Ubuntu 19.04 on HP ProBook 450 G6 and noticed my function keys for increasing/decreasing brightness both act as toggling microphone, the rest works fine (and everything works fine on Win ...
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2 votes
0 answers
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Gigabyte Aero 15x Ubuntu 18.04 Some Fn keys not working

I have an Aero 15x v8 where I installed ubuntu 18.04. I'm facing a problem using some Fn keys like changing brightness or disabling Wifi but some other Fn keys work like changing volume. I tried ...
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6 votes
1 answer
2k views

How to fix Thinkpad FnLock LED behavior?

On my A485 running 18.04, I noticed that when I press Fn+Esc, it correctly sets the alternate function key behavior but the FnLock indicator LED on the Esc key doesn't turn on. How can I set the ...
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1 vote
2 answers
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Ubuntu 18.10 Asus GL504GV fn keys (screen and kb backlight) not working

My main problem is that rgb keyboard lighting all day on, as there is no way to turn it off. I tried to change the settings on windows, but keyboard tunrs on after rebooting. I tryed almost ...
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2 votes
0 answers
530 views

Function key to disable touchpad (18.04)

I previously used Fn+F9 to disable/enable my touchpad for when I used an external mouse (when using Ubuntu 16.04). After upgrading to 18.04 I've found that when I hit that combination I get a graphic ...
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2 votes
1 answer
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fn key combinations not working

I installed Ubuntu 18.10 on my HP EliteBook x360 1030 G3 and can't get all fn-combinations to work. What works: Volume up/down, Mute, Airplane mode What not works: Brightness up/down, Microphone mute ...
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2 votes
1 answer
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How to catch function keys (F3, F4...) value in a variable into a script shell?

I'm searching for a way to catch the value of function keys in a variable, when a user push the function key. I have tried with dd command but only the letters or numbers keys are trapped: dd command ...
2 votes
0 answers
82 views

Brightness and volume keys don't work when logged out

The flight mode key and enable/disable touch-pad keys work on the other hand. The lock screen key for some reason makes a character appear in the password entry box. Also, the volume settings appear ...
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2 votes
1 answer
1k views

Dell Inspiron laptop 17 7000 - brightness function keys Fn-F11 and Fn-F12 not working

The function keys to control the screen brightness - Fn-F11 & Fn-F12 - are not working. Xubuntu 18.10. Dell Inspiron 17 7000 (7786) laptop I have tried updating the boot parameters in /etc/default/...
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2 answers
1k views

F10, F11 ,F12 key now allowed Ubuntu 18.04.1 LTS

I was just doing coding and needed to see the source code of my web-page, as I pressed F12 key, It didn't work and shown me the now allowed sign as given in below image. Then I tried other keys, I ...
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