Questions tagged [xorg.conf]

Questions regarding xorg.conf, located in /etc/X11

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Configuring Xorg with multiple graphic cards

I am unable to set my xorg.conf file properly with my discrete GPU. When I remove my xorg.conf file, things work fine with AMD card as well, hence I conclude my configurations are bad. I want xorg to ...
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X / desktop configuration for dynamic multi-screen setup

I have a relatively minor configuration problem with my multi-monitor system that has been bugging me for years now. My desktop computer has three monitors connected to it. The center and right ...
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Trying to fix usb input lag ubuntu 22.04

Section "InputClass" Identifier "libinput pointer catchall" MatchIsPointer "on" Driver "libinput" Option "SendCoreEvents" "...
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How to set scroll button and middle click emulation on a trackball in 22.04?

I had middle click emulation and scroll on my Logitech TrackMan Marble using xorg.conf settings on my 20.04, but when I upgraded to 22.04 it stopped working, I tried various changes in xorg.conf (some ...
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how to add tap to click to 2-in-1 touchscreen-identified as wacom usb

I want to add tap to click to my touchscreen that came with the 2-in-1 computer sees it as a usb wacom device with an empty battery inside my /usr/share/X11/xorg.conf.d I found these two 40-libinput....
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How to configure Xorg for intel and Nvidia GPU

I'm using my Nvidia GPU when AC and switching to intel when using the battery, my question is how to configure Xorg. I added this configuration to stop screen tearing while I'm using intel GPU Section ...
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Ubuntu 22.04 Nvidia-settings not working anymore

Since I switched to Ubuntu 22.04 I have the problem that I am not able to store my Monitor to 155 hertz refresh rate in the nvidia-settings. It lets me change the refresh rate, but after a reboot, the ...
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How to permanently set X display to be rotated?

I'm trying to configure Ubuntu 20.04 with X to be always in portrait mode. I can get display rotation to work per-monitor basis using ~/.config/monitors.xml, but this file requires settings per ...
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4 votes
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How do I configure xorg.conf for two X screens on one Nvidia card?

Aims Goal of this post: Figure out what xorg.conf configurations are necessary to use each of my dual monitors as a separate X screen. Intermediate goal for this post: Figure out why I cannot start X ...
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Generated xorg.conf by Nvidia drivers for 2 monitors is not correct - Ubuntu 20.04

I have Ubuntu 20.04 installed on an Asus Laptop with a Nvidia RTX 2060 videocard. My drivers versions is 470.82 . I have attached an additional monitor, which works via USB-C - display port adapter. ...
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Cannot run nvidia-settings after setting "coolbits" as unusable xorg.conf is created

I have iGpu (i7-6700) and three NVidia mining cards, all P102-100. These cards do not have display out. I am using them under Boinc for to process WCG-covid and Einstein GPU work units. They are ...
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How to change the default GPU?

Disclaimer: pretty new to Linux Relevant system specs: Motherboard: MSI B450 Tomahawk Max CPU: AMD Ryzen 9 3950X (no iGPU) PCIe slot 0: Nvidia 2070 Super (1x monitor connected) PCIe slot 1: AMD RX ...
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Any solution to the problem that nvidia X settings are not loading at startup?

I feel like monitors.xml are overriding the nvidia config, because if I execute nvidia-settings --load-config-only I see that It changes at least the color profile. It doesnt work to put on startup ...
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Ubuntu works well on LiveCD, but the GUI is extremely slow after fresh install

I'm having problems with a fresh install of Ubuntu 20.04 LTS. I decided to install a new ssd on my laptop. It's a Lenovo G480 (i5 processor, 8GB of RAM and integrated Intel graphics). So I took out ...
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How can I set a specific provider for a source in Xorg

I have a fresh Ubuntu install with two GPUs (the integrated Vega GPU and a Radeon RX 570). My primary monitor is connected to my graphics card, and my secondary monitor on the left is connected to the ...
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help with under/overclocking [problem with coolbits and Xorg.conf file]

I've recently gotten into Ethereum mining and I have run into an issue that I cannot solve. I want to under clock my gpu and in order to do so I am using the application "Green with envy". ...
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Cannot edit xorg.conf file

First off just want to thank you all in advance because I am a total noob! I'm trying to improve video quality as it is very choppy. Running Ubuntu 18.04.5 LTS On a Gateway Notebook AMD E-300 APU ...
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Force Xorg to use AMD GPU over Nvidia GPU

So I have an Nvidia GPU in my workstation that I mostly use for compute tasks (CUDA). This however causes display freezes when the GPU is under heavy load. My idea is to get a secondary GPU to route ...
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Wacom Cintiq 16 and Ubuntu 20.04 - how to set the default screen permanently?

I want to use a Cintiq 16 on Ubuntu 20.04. It works somehow but with an annoying "feature": The tablet can be switched on and off, and every time I do that, it loses its pen area settings. I ...
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How to fix display errors in VirtualBox and "open file" kdialog (and some other apps) when using nvidia dual monitors

It's hard to describe but when I start some applications- VirtualBox is a latest example- it draws some elements in offset to application window and duplicated which makes the application unusable. ...
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Ubuntu 20.04 xorg corrupted by conf file

Hello I have PC with Xeon E processor and I am using integrated Intel graphics to drive a VGA display. I am using Ubuntu 20.04 Everything works fine. Then I add xorg.conf file, for other reasons, to /...
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custom xorg.conf causes massive slow down while using xbacklight

I'll try to be as short and precise as I can but the problem is complicated. I updated (clean install) from 16.04 to 20.04 today. I use i3wm with two displays, one being my laptop LCD and the other my ...
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Ubuntu Studio 20.04 desktop not loading

Relative newbie here. Trying out Ubuntu to hopefully replace my Windows workstation. Install / partitioning went very smoothly, the problem is trying to get two monitors working. Each monitor is ...
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1 answer
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Disable Tapping Drag in xorg config on 20.04

I am using an Apple Magic Trackpad 2 on my Ubuntu (20.04) Laptop and it works really well. The only thing I want to change is disabling tapping drag. Currently I do this using xinput set-prop, but ...
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Display Patches using intel GPU with xorg

I have a laptop with a Nvidia GPU and Intel GPU. I wanted to divert all processes away from the Nvidia in nvidia-smi towards my intel gpu. $ lspci | grep VGA 00:02.0 VGA compatible controller: Intel ...
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Nested Xinerama for xorg.conf

So I have been trying to play around with the idea of nesting an Xinerama set up but with little luck so far. I actually had something similar by mistake about a year ago where one GPU had Xinerama ...
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1 answer
776 views

Overriding only Option Rotate for a specific Monitor while keeping other auto configuration values

Nowadays Xorg infers the configuration automatically, and for most of my usecases it works perfectly! I work on Passenger Information System software and now one bus has their monitors installed ...
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Touchpad "Tap to Click" option not working

I am facing a very strange problem in Ubuntu 18.04 after an update. I am unable to select the "Tap to Click" option from the settings. When I open settings from the GUI, every time I see it ...
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1 answer
287 views

xorg.conf ButtonMapping not working (maybe overridden?)

I have a bluetooth mouse I want to configure, and my 99-eleocmtrackball.conf file in /etc/X11/xorg.conf.d looks like this: Section "InputClass" Identifier "evdev mouse" ...
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2 answers
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Empty /etc/X11/xorg.conf

I'm trying to enable hibernation on my laptop, and discovered that my problems could have something to do with my Nvidia drivers. So I found this fine document on help.ubuntu.com which tells me to ...
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3 votes
1 answer
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Ubuntu 18.04: Low screen resolution after Nvidia driver installation

Ubuntu 18.04 GeForce GT 630 Max resolution for actual monitors "Resolution (max.): 2560x1440‎" Dual monitor set-up. Problem: After installing NVidia drivers everything is much bigger as if the ...
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1 answer
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No keyboard after login in Ubuntu 20.04

I post this forum because I have a problem and I have a lot of trouble finding answers I'm on an Asus Zenbook UX480F with Ubuntu 20 on it and no more keyboard works after I open my Gnome session By "...
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X server does not have DRI enabled

I have recently asked another question here regarding problems with running steam games in a nested X session with Xephyr. I think now that I have narrowed down the problem to the X server not having ...
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Touchpad not working ! I have updated the GRUB and my xlist does show the synaptic drive but still my touchpad is not working!

I have dell Inspiron 3000 series and Ubuntu 18.04. Recently my touchpad stopped working. It used to work fine but just a couple of days before, it has stopped working. I don't think this is a hardware ...
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Problem switching GPUs with prime-select (nvidia and intel)

Im pretty new to Linux and Im triying to get working both my integrated Intel and dedicated Nvidia (1050 Ti) GPUs in my dell XPS 9570, with prime-select program, but Im having troubles. If I dont ...
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X conifguration Throws Error - 18.04

I have a brand new 18.04.3 desktop. The only application I've installed is MythTV. When I run X -configure I get: (++) Using config file: "/root/xorg.conf.new" (==) Using system config ...
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3rd monitor in Ubuntu 18.04: Config not applicable: GDBus.Error:org.freedesktop.DBus.Error.InvalidArgs

I've got a Dell XPS 15 9570 with a TB16 docking station. Ubuntu works fine with 3 monitors (1 built-in + two external). However, strange things appear when I add a 4th monitor. The Ubuntu sysconfig ...
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xorg.conf: how to automatically update VendorName and ModelName in Monitor section?

Xorg -configure generates xorg.conf but does not fill out these fields properly though it should. Are there any measures to correct them without manual editing?
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4k samsung monitor issue with resolution

I'm running Ubuntu 19.04 and I'm having an issue with getting my Samsung 32" (U32J590) monitor to display anything better than full HD. Issue is with Linux only (I've tried it on Ubuntu 18.04 as well),...
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Cant change backlights after installing nvidiia driver

I am on Ubuntu 18.04.I have gone through an extensive search all night, but couldnt get anything fruitful. Before you tag the question as a duplicate, I firmly urge you to read throughly. My problem ...
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GPU hangs and can't decode DVDs on Intel Core i3 HD 2500

I have an Intel i3-3240T (HD 2500 graphics) running Ubuntu 18.04.1 LTS. I have two (presumably related?) graphics issues: Every so often when using Chrome and e.g. Google Maps or another graphics-...
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Periodically this is printed to syslog - Printing DDC gathered Modelines:

This is Ubuntu 18.04.1LTS installed last Thurs 16 Aug apt-cache policy gdm3 gdm3: Installed: 3.28.2-0ubuntu1.4 Candidate: 3.28.2-0ubuntu1.4 The output that started the same time as I did my ...
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Making an xorg.conf file results in a login loop for non-Wayland logins

Ubuntu 18.04. Unlike in 16.04, which I upgraded from earlier this week, in order to get my Synaptics touchpad to work as I want it to, I've needed to make an xorg.conf file. However, after rebooting, ...
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3 answers
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Where is the xorg.conf file in Ubuntu 18.04?

I just installed Ubuntu 18.04. I have a machine with two gpus and 5 monitors. Getting them to work week has been challenging in the past, using previous versions of Ubuntu. In the end I manually ...
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Restore xorg.conf file in Ubuntu 16.04LTS [duplicate]

Checking the content of /etc/X11 dir, I saw that xorg.conf file is missing. Is that normal? I only have xorg.conf.failsafe configuration file with the following lines: Section "Device" ...
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Xorg fails to start after upgrade to 18.04: /dev/dri/card0: No such file

This is an Asus laptop with Intel-Nvidia hybrid graphics. Everything was working fine before the upgrade. I removed (and purged) the nvidia xserver packages. I reinstalled the intel, vesa, and ...
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How to configure a Panasonic 50 inch plasma screen with xorg.conf

I have Ubuntu (16.04 LTS) installed on a Gigabyte Brix (GB-BACE-3150). It is connected to a 50 inch Panasonic Plasma TV (TH-50PX600A) via HDMI. The image on the screen is larger then the screen on ...
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resolution problems with VGA connected monitor

A few days ago, I made a xorg.conf file for a friend whose xserver didn't recognize it's plug and play monitor when connected through the VGA. Strangely, Windows has no problem recognizing it and I ...
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Ubuntu 16.04 x6 Monitor setup with MST Hub and AMD RX 580 8GB

I recently bought x6 ASUS 24inch monitors for my battle station and I’m having a tad bit of an issue setting up the MST Hub to get the extra 3 working. I’m entirely new to xorg configurations, and i ...
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Isolate integrated intel (igpu) from Nvidia (gpu)

To a large extent, this question has been asked but the machinations in the answers are sort of dated or honestly not definitive. Therefore at the risk of an "already asked" penalty my goal: I'm ...
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