Questions tagged [input-devices]

a device that one can use to feed data into the PC; eg a mouse, keyboard, scanner, IR receiver

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46 views

20.04 USB keyboard and mouse lag

I was using Kubuntu 19.10, then switched to Ubuntu 20.04, and everything was fine. Then a situation appeared, and I had to reinstall Ubuntu in UEFI mode instead of BIOS mode. Now both mouse pointer ...
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87 views

Graphics tablet (Huion WH1409) loads driver properly but no input is received on Ubuntu 20.04

I am having issues with my graphics tablet (Huion WH1409) in Ubuntu 20.04. It has worked fine previously in Ubuntu, and largely functioned fine out of the box, no driver installs or configuration ...
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Ubuntu 18.04 keyboard + sound issues

I have a laptop with Ubuntu 18.04 LTS installed. Working properly for a while (random amount of time), the keyboard gets BLOCKED with no response to any key. Also, this is accompanied by youtube ...
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117 views

Touchpad power-management issue, “sticky cursor”, input detection delay (autosuspend)

I'm having this issue on Acer aspire v3 572g, any distro and any "new" release (on ubuntu 10.04lts no issues occur). The touchpad works perfectly after boot but after some use (if not/barely used it ...
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11 views

Change device drivers

I have a headphone device with a microphone and each time I am in a call, the other part hears a hiss. In windows, what solved my problem was a change of the driver of the device from its own to the ...
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39 views

Ubuntu 18.04 only detecting audio output on my headset. No input detection

I am using Ubuntu 18.04 for the first time, after switching from Windows. When I use Discord to talk to some friends, the laptop's mic is being detected, not my aux. headset's mic. The output to the ...
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74 views

How to set a loopback as default audio input device?

I'm using WO Mic for Linux and I would like to config my phone's mic to work on my PC. WO Mic is an app that sends your phone's audio input over WiFi to the local server on your PC. I start the app ...
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25 views

Remap BTN_STYLUS event to standard keyboard key?

I'm attemping to use a VEIKK graphics tablet in Kubuntu 19.10. I've got a satisfactory setup so far, but the only thing remaining is remapping the stylus buttons. I feel like I have all the ...
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25 views

Horizontal Scroll with Mouse does not work on 18.04

I am using ubuntu 18.04 and I have logitech G500 mouse with a scroll button in the middle. My goal is to do horizontal scrolling by tilting the scroll button left and right. I was able to do this on ...
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498 views

Wacom Intuos S only recognized in Android Mode

The original title of this question was "Only left half of Wacom Intuos S is working". The text of the original question preserved below. I have since figured out part of the problem, so I am updating ...
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How can I change the default webcam to a different device?

Problem: I've been playing around with OBS, obs-v4l2sink and v4l2loopback, and I can make it output video to /dev/video0. However, most programs don't have an option use it. Even cheese --device=/dev/...
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Ubuntu 18.04 don't recognize Droidcam as a sound input device

I am trying to use my android device as a webcam. I am using Droidcam and video is being shared properly. But I still have no voice. Ubuntu doesn't recognize Driodcam as a sound input device. I don't ...
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How do i set up audio input on a custom pulse configuration

I made a custom audio sink since I only have one audio card but I wanted to be able to output the audio from my game to my tv while hearing my friends through my headphones, I pretty much followed ...
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23 views

Xorg input device from a named pipe

I am trying to create a virtual input device that does a complex remapping of key presses of an existing keyboard. The remapped output stream is written to a named pipe which is supposed to serve as ...
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19.10: How can I disable the default compose key combinations after enabling compose key?

I'm wanting to use compose key to be able to enter mathematical symbols, however I found trying to find prefixes difficult (to say the least) because of how many prefixes are used by the default ...
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18.04: Spontaneous zeros writing to any empty box or text page

Every once in a while my computer starts writing zeroes into a blank space ahead of the cursor. I can delete the zeroes, but they multiply extremely fast. Rebooting seems to stop the problem, but I ...
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187 views

Unity: Everything freezes upon switching workspaces

I am using 19.10 on an HP Elitedesk with Intel i7. I am currently using unity for the GUI client. The Problem During the transition from different workspaces, the screen freezes all of a sudden. ...
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Certain keys on laptop keyboard stop functioning temporarily when using ubuntu 18.04, but not when using windows

Specifically the following keys on my laptop keyboard (4, 5, r, t, f, g, v, b) stop working for around 5-10 minutes a couple of times every hour. It's very unlikely to be a physical problem with my ...
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Scripting the input device

On macOS I currently use hammerspoon to script all kinds of automations. It offers APIs to the clipboard buffer, window placement, and many more (c.f. the API doc). Most importantly, it offers the ...
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How would one go about binding trackpad to keyboard keys?

I want to bind the trackpad on my laptop to keyboard functions. For example, moving my finger right on the track pad will press run a macro on my keyboard. Thanks
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68 views

How can I detect the screen being folded back on a Lenovo Yoga C930?

I have a Lenovo Yoga C930, a laptop whose lid can be folded all the way to the back to convert into a tablet. I know that Ubuntu is able to in some way detect this event, because it turns the keyboard ...
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27 views

I want to turn off mouse acceleration and increase the sensitivity

I’ve heard linux mouse inputs are processed differently but it just sounds like pointer acceleration to me. So basically in windows terms, I want no mouse acceleration, and I want to multiply the ...
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70 views

Completely silence input from steam controller home button

the damn thing is broken on linux and disabling "Guide button focuses steam" in the big picture controller options does nothing. is there any way to silence it completely?
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55 views

Previously functioning touchpad disappears from /proc/bus/input/devices — now what?

While copying files to a usb-drive using nautilus, the nautilus windows hanged. After killing any relevant processes and rebooting, my touchpad no longer works! Worse than that it doesn't even show up ...
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195 views

Freezing touchpad and hanging keyboard

For my work I started using a ThinkPad-L480 a few weeks ago. I immediately removed the pre-installed Windows 10 and replaced it with Ubuntu 18.04. Apparently randomly, a few times a day, the builtin ...
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Ok, here's a weird one: why does my touchpad stop working when I plug in my (normal, none-USB) heaphones?

It's the darnedest thing. And only started happening within the last two days. Whenever I plug in my 3.5mm AKG headphones into the appropriate spot on my Acer Chromebook 15 CB3-532 running Ubuntu 18, ...
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235 views

Mouse back and forward thumb buttons not working

Mouse back and forward thumb buttons are not working on Ubuntu 19.04 using vmware 15.1. I don't think it's the VM though because the buttons do work with a Windows VM. And of course on the host ...
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22 views

limit mouse devices for a specific program

I want to set a limit for access to all mouses connected to my laptop such as (USB mouse, laptop touchpad) for a specific program and I don't want to disable any of my mouses at all !! I just want to ...
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30 views

lock access to mouse to specific program

I want to set limit for access to all mouses connected to my loptop such as (USB mouse , laptop tochpad) and I want to apply this with PlayOnLinux and I don't want to disable any of my mouses at all !!...
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27 views

Bluetooth joystick becomes unresponsive

I'm using a decent Bluetooth joystick to control an electric vehicle. I was using a Windows PC and a microcontroller recently and I had no problem with this joystick. I've decided to go with ROS (...
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60 views

How to disable mouse or keyboard temporarily, with timeout?

I would like to disable an input device, but without the risk of loosing access to the computer. The device should start working again after some timeout, or when I request it to do using a different ...
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1answer
82 views

What is the “cursor” device provided by Wacom tablets?

xinput yields the following (irrelevant bits removed): ⎡ Virtual core pointer id=2 [master pointer (3)] ... ⎜ ↳ Wacom Intuos Pro M Pen stylus id=15 [slave ...
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1answer
138 views

X11 Recognize source device of event

I have a specific problem - I would like to recognize source device of input events in my program. Let's assume, that I have two identical touchscreens attached to usb ports. My program is grabbing ...
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179 views

Neo smartpen for input

Is there a way to use the superb Neo Smartpen (or Moleskine+) as an input device (let's say for Inkscape)? The pen offers Bluetooth connection and there's an open-source SDK in GitHub.
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1answer
180 views

How can I disable tap-to-click on Apple Magic Trackpad?

Apple Magic Trackpad uses bluetooth and does a tap-to-click function. I hate that because I don't like accidental clicking. I want to only click with a real press. I can't figure out how to turn it ...
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1answer
225 views

Horizontal scroll doesn't work on Mouse

I have a mouse which has left and right scroll. The scroll works fine in 16.04 GNOME, but not working in 18.04 with GNOME. I've read these answers: Inverted Horizontal scrolling ubuntu 18.04 ...
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2answers
12k views

“Operation not permitted” when trying to `modprobe xpad`

I'm trying to use a new PDP Xbox One controller ("Crimson Red"). As is, my Ubuntu 18.10 system doesn't seem to recognize it; its power light doesn't even turn on. Using some hints posted here, I got a ...
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375 views

18.04.1 LTS infinite boot time

Our Ubuntu Server 18.04 LTS is no longer booting up. Here is what's happening. (please forgive the screenshot but I can't copy'n'paste... Any idea on what is going on? EDIT1: This is a virtual ...
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1answer
857 views

SOLVED: Audio input not working, “…does not have capture controls” - new 18.04 install

EDIT: I tried buying a USB Audio Card (USB Audio Adapter); it ouputs audio fine, but still no luck getting audio input. Interestingly, though, when I plug in my headset into the microphone jack I do ...
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603 views

PS4 controller not connecting

It just glows and blinks orange. I did connect a friend's ps4 controller this way before mine, and it worked, but mine's doesn't. I don't have bluetooth or an adapter to use or test. I have pressed ...
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28 views

How can I receive a data stream of audio input from an event/device file?

Having toyed around with keyboard, mouse, and USB input files for various purposes, I have now come across a situation in which I need to access audio input data in a similar, stream-like method. Is ...
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391 views

Ubuntu 18.04 All windows permanently losing input focus

My Ubuntu 18.04 laptop had been working perfectly until now. But now I can't remove focus from any window without permanently losing the focus. So (for example) if i open a termainal it gets the ...
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1answer
2k views

My WACOM One device is not working

I had recently bought a WACOM One tablet pen, and I couldn't get it to work on Ubuntu (with gnome). I had installed the driver using the command: sudo apt-get install xserver-xorg-input-wacom The ...
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705 views

Cannot permanently disable touch screen Ubuntu 18.04

Before you mark my answer as a duplicate, please read. I am facing ghost touch issues with my touchscreen on my Dell laptop. I have read through almost all answers here and on other sites and the ...
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58 views

Ubuntu 16.04 keyboard buttons v and 7 randomly stop working

I will try to explain the problem to the best of my abilities. Some time after PC boot the v key and the 7 (not Num Pad) stop working. But they don't stop working completely, they work when using ...
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1answer
907 views

Gamepad using xboxdrv help needed

I followed the guide on this page -> https://steamcommunity.com/app/221410/discussions/0/558748653738497361/ to get my generic usb wired gamepad to work on my notebook. But as mentioned in the guide, ...
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1answer
3k views

Is adding a user to input group secure?

I just read a thread about enabling touchpsd gestures on linux systems using libinput-gestures https://github.com/bulletmark/libinput-gestures Is it safe to add a user to this group as this may allow ...
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Keyboard and mouse stopped working after reboot on Xubuntu 18

My keyboard and mouse stopped working after a reboot of Xubuntu 18x64. Recent changes : installed VirtualBox Most recent log entries (only show non empty logs after last reboot) Kern.log https://...
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4answers
1k views

Input devices stop working after logout or switch-user in ubuntu 18.04 LTS

After clicking logout or switch user, once the system reaches the greeter/login screen, input devices -- keyboard, mouse, touchpad -- stop working, making it impossible to login back or shutdown. ...
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55 views

Can't switch languages in Ubuntu Budgie 18

I can't switch languages (from English to Arabic for e.g). I tired using Tweaks, but it didn't work... Any alternative solutions?

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