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Questions tagged [xrandr]

Official configuration utility for x.org.

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18 views

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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Running xrandr --output eDP1 --scale 0.75x0.75 blacks out my primary monitor only if a secondary monitor is plugged in?

The DPI of my primary monitor is unreasonably large, so at boot I run xrandr --output eDP1 --scale 0.75x0.75. This is done automatically due to a ~/.config/autostart/xrandr.desktop file that I have ...
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Xrandr fails to output to multiple monitors

Hardware is a stock HP T5740 thin client This hardware is extremely old at this point so I am trying to use as light of a linux build as possible. The goal is for the thin client to power on and open ...
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xrandr not identify monitor after battery is dead

Every once in a while my monitor is not being recognized by my Ubuntu 20.04. It happens after my computer battery is dead. My settings: Lenovo ThinkPad E15 Intel UHD Graphics Every time I manage to ...
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25 views

Display loses xrandr values after a series of blinks

I'm on Ubuntu 20.10, and have two Sceptre 27" monitors and a Dell Optiplex 7010 SFF. One display is running through the VGA port and the other display is coming off of the VGA from the display ...
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Change primary mode in xrandr, and delete invalid mode

When I switch to this console, or login, I have to run xrandr: celiyah@celiyah-pc:~/Code/artifactory/terraform$ xrandr Screen 0: minimum 320 x 200, current 4880 x 2560, maximum 16384 x 16384 DP-1 ...
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gamma adjustment is not working on ubuntu 21.04

I'm using dell with intel graphics I tried xgamma and xrandr for adjusting gamma values but both of them not working in 21.04, they are executing successfully but rgb value remains the same, it used ...
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I can only see my cursor after using xrandr to create a custom resolution. How do I fix this? (20.04.2LTS)

I'm trying to set up a custom screen resolution (2560x1440) for the external monitor I have hooked up to my laptop using xrandr. Once I go to set this custom resolution through the GUI, all I can see ...
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24 views

How to persist display settings with ubuntu?

How to persist display settings with ubuntu? Setup: 3 monitors Ubuntu 20.04.2 LTS Display manager: gdm3 Window system: X11 Config: xrandr Every time the system is booted, the monitor setup is a mess. ...
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118 views

How to Configure the default display settings linux Ubuntu xserver

Dear Linux enthousiast, the current situation and hardware setup I work with 6 monitors. This is becuase i like to work sitting and standing with in both positions having a read, program and result ...
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Second monitor is not working when I open system options (20.04 LTS)

I have a strange problem for which i can't figure out what is going on. I want to connect my laptop (Dell Latitude E7470 with Ubuntu 20.04 LTS) to an old VGA monitor I have. To do this i'm using an ...
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Xrandr can't see more than one x screen with dual GPU video cards and 4 monitors

My original question was posted in the ubuntu mate community, but I guess here it will receive more attention: https://ubuntu-mate.community/t/dual-gpu-video-cards-with-4-monitors/24041/4 I struggle ...
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1answer
62 views

Display is wrong resolution, aspect ratio, and size

So last night (April 13th), I installed an update from Canonical that popped up in a GUI, it said something about a security update (I didn't look at it too hard). Since then I've rebooted my machine ...
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Desktop geometry (“screen”) does not resize after unplugging external monitor

After unplugging my external monitor, my desktop geometry ("screen") keeps the same dimension, as witnessed by xrandr: Screen 0: minimum 320 x 200, current 2560 x 1440, maximum 16384 x 16384 ...
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3440x1440 Ultrawide desktop rendering

For starters I'm running 20.04, up to date 100%. I have an Asus 34" ultrawide that runs native 3440x1440@100 in DP and 3440x1440@50 in HDMI. My laptop is a 14" Thinkpad with a Ryzen PRO ...
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resolution stuck at 1024x768 and xrandr Failed to get size of gamma for output default ubuntu 20.04

after installing ubuntu for the first time my resolution was stuck at 1024x768 and xrandr shows this xrandr: Failed to get size of gamma for output default Screen 0: minimum 1024 x 768, current 1024 x ...
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External monitors space partition

Using ARandR, I wanted to zoom out in my external monitors so that the resolution is good and the icons aren't so zoomed in. Apparently, this is how it is configured in xrandr eDP-1 is my laptop (XPS-...
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Second monitor problems on 20.04

I am very new to both Linux and to this site as well. So I will do my best to provide the right info to convey the problem. I have recently switched my graphics driver from Nouveau to Nvidia 460. ...
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HDMI sometimes doesn't get detected

Once in a while, the HDMI connection to an external monitor doesn't work. If I run xrandr, it does not show HDMI-1 disconnected (normal left inverted right x axis y axis). The output is eDP-1 ...
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Virtual monitor using AMD gpu

I am trying to setup a virtual monitor with xrandr. I don't have intel gpu, so creating a /etc/X11/xorg.conf.d/20-intel.conf file is not a solution for me... How can I create a virtual display output ...
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1answer
118 views

Intel HDMI-1 disconnected Xrandr

I did a fresh install of Lubuntu 20.04, I had to use "graphic safe mode". My monitor is showing the boot screen / BIOS. If I add nomodeset to GRUB, it works with 800x600 resolution. It's a ...
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29 views

How can I reset my monitor settings?

I have Ubuntu 20.04 running on my laptop and have it connected to an external monitor. Ever since I connected another device to my monitor and then switched back to my laptop, my laptop won't connect ...
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46 views

Ubuntu suddenly doesn't detect my Monitor anymore

I have a Lenovo ThinkPad P53 with Ubuntu 20.04 installed and it is connected to an additional Monitor. I connected these devices with a cable that has usb-c on the one side (plugged into my laptop) ...
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Fractional Scaling a Single Monitor?

I have the following monitor setup, at native resolution $ xrandr --listmonitors Monitors: 5 0: +*DisplayPort-0 3840/597x2160/336+1920+1440 DisplayPort-0 1: +DisplayPort-3 1920/518x1200/324+0+1440 ...
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1answer
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Xrandr not detecting HDMI/Displayport inputs on Ubuntu 18.04. Default graphics renderer is also set to llvmpipe instead of intel

I've installed Ubuntu 18.04 and I'm experiencing issue with intel gpu drivers. I don't have nvidia gpu, only integrated one. As you can see below, xrandr does not detect any hdmi/displayport inputs, ...
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cant install amd radeon gpu driver

My Problem is that my screen resolution is stuck by 1024x768, but i have a 16:9 screen and then its automatic make it to a 4:3 wide resolution (and that looks realllly bad). This is because i dont ...
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Are there any downloads available to increase the speed of fractional scaling?

I have two external (3840 x 2160) monitors connected to a Dell Precision (i7-9850H 2.0GHz x 12) running Ubuntu 20.04.2 LTS. The standard scaling options (100%, 200%, 300%, 400%) do not quite fit my ...
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How can I stop the system compensating for xrandr's screen width setting?

I have an HDMI monitor connected, which overscans horizontally. I can't see the extreme left or right of the desktop. If I correct for this with, say, xrandr --output HDMI-1 --transform 0.5,0,-50,0,1,-...
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HDMI (2nd monitor) not detecting in 18.04 after software update

Yesterday, I ran the software updates. Today, the 2nd monitor, which I connect through HDMI, does not get detected. If I run xrandr, the following shows up: eDP-1 connected primary 1920x1080+0+0 (...
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xrandr: Failed to get size of gamma for output default

Problem: I can't adjust my brightness in ubuntu 18. The keyboard buttons, the slider, the terminal commands, none of them are working. What I've tried: installing an application, but it had no effect....
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1answer
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How do you remove a FPS setting in xrandr --output?

When I xrandr in terminal, this shows up: 1920x1080 120.00*+ 60.00 1680x1050 120.00 1280x1024 120.00 1440x900 120.00 1280x800 120.00 1280x720 120.00 ...
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Resolution Not Changing from 1024*768

I restarted my PC and saw the screen suddenly became too wide. I went into the settings and it now shows 1024*768, and I can't change it also it now says unknown display while it was Samsung Screen ......
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2 monitors--when YoutTube video unmaximizes, it jumps to other monitor

Groovy Gorilla, freshly updated. I have two monitors of different resolutions, one 4K and one 1920x1080. If I maximize a YouTube video in current Mozilla Firefox on the lower-resolution monitor, then ...
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217 views

Can't set 1920x1080 as custom resolution with xrandr

I got a problem with Ubuntu on my Virtual machine (Virtual Box), what happens is that I can't find 1920x1080 resolution which is my screen's native resolution even though I can find higher ones like ...
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147 views

Gnome Settings not showing all available Display Resolutions

EDIT: Now all resolutions are available. I am not aware of what did I do to change this... Using Ubuntu 20.04 in my Lenovo Thinkpad P52. I added custom screen resolution modes with xrandr, and made ...
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Cant install amdgpu

So Im trying to install ubuntu through a flashdrive but the resolution is so low I cant even see the buttons. I think its my monitors fault because when I connect it to my tv screen it has its full ...
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94 views

How to undo xrandr settings?

I had split my screen into two using this: xrandr --setmonitor HDMI-0~1 960/254x1080/286+0+0 HDMI-0 xrandr --setmonitor HDMI-0~2 960/254x1080/286+960+0 none xrandr --fb 1921x1080 xrandr --fb 1920x1080 ...
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Unable to scale display when NVIDIA prime-select nvidia

Using xrandr --output <display-name> --scale 2x2 the display works perfectly on prime-select intel. When running on the GPU of the Microsoft surface book 2 the scaling only makes the window go ...
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can't start dreamfall chapters : core dumped

Ubuntu 20.04 The game "dreamfall chapters" can't start. I see the game pointer on a blank screen and then quickly back to desktop. Plug joystick don't change anything, neither LC_ALL=C or -...
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Ubuntu 20 wide monitor resolution&scale problem

I'm using ubuntu 20 and have an ultra-widescreen monitor (LG 34 inch). When I connect my monitor with the HDMI cable the display on the monitor is pretty bad. my screenshot I can only do 'mirror' mode ...
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64 views

Can't set a refresh rate > 120 Hz/60Hz

My issue is, that I cannot get my monitor (rated for 144Hz,2560x1440px) to actually use 144 Hz under Ubuntu. When I use it in Windows, I can use 144 Hz just fine. I tried DP and HDMI. With HDMI I get ...
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1answer
49 views

Launch VCMI on 800x480 screen?

Background: Because HoMM3 was made in dark ages of 800x600 resolution VCMI requires minimum of 800x600 VCMI performs check, via SDL, and crashes itself if pixel resolutions is too small (so no, ...
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Flip a seconday display horizontally - and make it permanent

I have flipped a secondary display horizontally, since it is going to be used on a teleprompter. Used xrandr -x to achieve this. Now, I would like to store this, so next time I boot up / reboot, this ...
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1answer
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Applying new Xrandr mode do not work properly

Some help please. I have successfully added new mode 1600 x 900 per the XRANDR documentation. The settings shows up in Display settings. But when I apply this, the rendering of the desktop is bad, ...
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1answer
44 views

Set a monitor resolution not available in Display Settings?

I'm attempting to follow this guide. My display is 1600x900, however that resolution is not available in the Display Settings dialogue. I tried a few things, and ended up following the linked guide. ...
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1answer
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Primary Display Configuration during boot/login

Two screens are connected to the GTX1060: Monitor@DP-2 and TV@HDMI-0. Problem The screen configuration seems to default to HDMI as primary screen during reboot. Even after configuring the setup in ...
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118 views

How do I run xandr command on startup under LXDE, Ubuntu 18.04 Kernel 5.4.0-58-generic?

I have tried to run the following command, for a dual monitor set up, on Uxterm terminal manually once Ubuntu 18.04 Kernel 5.4.0-58-generic has started up and it works fine: /bin/bash -c "sleep ...
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262 views

Writing a script to be called with keyboard press

I am using Ubuntu 20.04 on a Dell XPS 15 7590. As you may know, my model has an OLED screen. Screen brightness functionality does not work so when I am using the intel card, I have to enter this in ...
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1answer
215 views

“xrandr: Configuration crtc 0 failed” after xrandr --addmode command

My aspect ratio is annoying and not normal, so I did the following commands: cvt 1280 720 xrandr --newmode "1280x720_60.00 -hsync +vsync xrandr --addmode default 1280x720_60.00 xrandr --output ...
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28 views

Custom display mode, added with xrandr, does not show up in Settings

I have added a mode to a display with xrandr. It gets listed at the bottom with xrandr -q, and I can activate it with xrandr --output eDP-1-1 --mode "1344x744_60.00". But I cannot get it to ...

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