Questions tagged [function-keys]

Questions about using the function keys in Ubuntu.

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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 ...
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25 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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2answers
337 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 ...
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44 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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46 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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1answer
48 views

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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1answer
43 views

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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21 views

Function keys don't work when using a USB-3 switcher to move between systems

I'm running Ubuntu 20.04 one an AMD system I built myself. Keyboard normally works fine but when I switch back and forth from a Windows 10 System to the Ubuntu system the Function Keys don't ...
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58 views

No backlight control with Fn keys on Xubuntu 20.04, Intel graphics

I run Xubuntu 20.04 on an HP Pavilion dv6 1375dx with kernel 5.4.0-54 (latest as of today). The graphics card, according to inxi -Gxx, is Graphics: Device-1: Intel Mobile 4 Series Integrated Graphics ...
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1answer
903 views

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 ...
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1answer
188 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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60 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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27 views

Wifi, Touchpad and Function Keys automatically stop and start working

I just installed Ubuntu 20.4 on my Lenovo G30-50 laptop with Intel N3540 (Bay Trail) processor with 4GB RAM it. My Wifi (Realtek Wireless Adapter), Touchpad (Synaptics), and Function key suddenly ...
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45 views

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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0answers
39 views

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....
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136 views

Function key + arrow keys (to change volume) not working anymore

Usually, when I try to lower or upper (I don't now how to say it) volume, I press function (FN) and then either the left or right arrow. Now it stopped working. The only thing I did between the times ...
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78 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, ...
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1answer
289 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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1answer
3k views

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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1answer
42 views

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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1answer
153 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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1answer
235 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 ...
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2answers
5k 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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2k 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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2answers
73 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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1answer
218 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 ...
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1answer
2k 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 ...
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0answers
331 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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0answers
51 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 ...
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1answer
2k 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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1answer
159 views

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 ...
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1answer
1k 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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0answers
525 views

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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1answer
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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2answers
941 views

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 ...
2
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0answers
460 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 ...
2
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1answer
941 views

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 ...
2
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1answer
932 views

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 ...
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0answers
67 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 ...
2
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1answer
835 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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1answer
981 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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0answers
106 views

How to restore function key F3-F5 functionality in Gnome under Wayland on 18.04?

Recently (in December 2018), function keys F3, F4 and F5 broke for a specific keyboard in Gnome on Wayland on Ubuntu 18.04 such that pressing the keys does not result in the function key being passed ...
2
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1answer
10k views

Fn keys for volume and brightness don't work on Lenovo Thinkpad e460 running Ubuntu 18.04

On my Lenovo Thinkpad e460, Fn keys don´t work. I tried to enable/disable in the BIOS but it didn't help. When I was using fedora with GNOME 3 on this device it worked perfectly. I don't know how ...
2
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1answer
486 views

Sleep button not following dconf settings — Ubuntu 18.04

I am running Ubuntu 18.04 on my Asus ROG GL752VW, and I want my sleep button to hibernate my computer. This computer has always been difficult for Ubuntu and Fedora. First, I enabled hibernate and ...
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0answers
325 views

Lenovo ThinkPad e540 function key disables after loading the system

ENV: Lenovo e540 with Ubuntu 18.04. While on BIOS or pre loading of the Ubuntu, the function key is lit up and seems to be working. However once Ubuntu load, even before logging in, the function key ...
9
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1answer
3k views

Brightness adjustment Fn keys stopped working in 18.04

I realize there are potential duplicates of my question. However, I have scoured different pages and nothing solved my problem. I have recently done a fresh install of Ubuntu 18.04 (had the previous ...
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1answer
491 views

HP f010dx fn keys not working ubuntu 16.04

I recently installed ubuntu 16.04 lts in my HP f010dx. Works fine except for the fn keys. I looked for drivers in driver manager but all I get is intel chip microcode How do I enable them?
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0answers
201 views

FN buttons on Ubuntu 17.04

I have installed Ubuntu 17.04 on Acer v3-571G and I want to bring back my FN function buttons functionality like Volume Up and Volume Down, also Brightness controlling functions. I have tried so more ...
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1answer
4k views

“Fn” key + Keyboard shortcuts [duplicate]

I don't know how to disable the Fn key and in the process messed up my keyboard shortcuts, I am mainly looking for a way to return them to default. I use Ubuntu 16.04 LTS and I use a Microsoft All-In-...
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0answers
208 views

What is the exact function of F4 key in ubuntu?

what is the function of F4 in Ubuntu? What I have observed is it changes my screen resolution. is there a way to change this setting?