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Questions tagged [xrandr]

xrandr is a X Window System extension, which allows clients to dynamically change X screens, so as to resize, rotate and reflect the root window of a screen.

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Duplicate screen Xorg over network

I'm looking for a way to duplicate my desktop on a network. (Something that would work on a web browser client would be amazing.) I tried to use vnc / x11vnc but quality/framerate is too low. (cpu ...
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Using Displayport over USB-C (Thunderbolt 3) to drive external 5120x2160 monitor; resolution not detected, cvt mode not working

I bought a shiny new LG 34WK95U ultra-wide screen, which has a native resolution of 5120x2160 at 60Hz. When connecting the monitor via a Thunderbolt 3 USB-C connection, it gets picked up, but it ...
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54 views

Linux cannot detect 2560x1440 144z capability of Vega 64 [duplicate]

Using KDE Neon, a Vega 64, and a Pixio px277h, I have tried to manually make xrandr use the setting for 144hz because it does not seem to detect this properly. The monitor has 144hz capability, the ...
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41 views

converting xrandr commands to xorg.conf

I have been able to accomplish what I want with xrandr commands and put them into a startup application to make them be set for each time I start or reboot the system. I have to (want to) believe ...
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52 views

xrandr fails randomly with “Configure crtc X failed” on dock with multiple monitors

TL;DR: xrandr fails randomly on my system with the error message xrandr: Configure crtc X failed on my setup with two monitors, that are connected to a dockingstation. After I turn on and off single ...
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“circular” Screen setup Xrandr

I'm installing a new setup with 2 screens plugged onto a laptop (primary). One on the left, one on the right. Right now Xrandr looks like this : eDP-1 connected primary 1366x768+1050+0 (normal ...
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41 views

How do I detect when a monitor is plugged in or unplugged without acpi, xrandr, /sys and udev?

I've read the answers to this question but I don't have ACPI, the /sys/class/drm/card0-socket/status method does not work and the xrandr method chokes my CPU. udevadm monitor shows nothing when (un)...
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How do I create an oddly-dimensioned X-screen that outputs across two displays?

A little background: I'm trying to display content from a machine with an Nvidia Quadro P2000 onto a huge wall-display with a very odd 3300x3000 pixel resolution. The content that is going to be ...
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28 views

Changing resolution on touchscreen

My screen resolution is supposed to be 1366x768 according to the screen documentation. In viewing the display, it goes "off the screen" so I am guessing the resolution is simply set incorrectly. Here ...
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45 views

Add mode to VIRTUAL1 monitor using xorg.conf.d

I want to add a custom mode to the VIRTUAL1 screen through xorg.conf.d, so I don't have to run xrandr --newmode every time I restart X. I know this is possible for normal monitors using Monitor and ...
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Get to work 2 monitors in debian9 xrandr error

I am trying to get to work my two monitor in debian9. I try several things and nothing get to work. I have a new computer with two output, one VGA and the other HDMI. Both have a monitor conected and ...
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1answer
108 views

Prevent xrandr scaling from becoming blurry

I am attempting to connect a laptop with a LVDS1 resolution of 1366x768 to a HDMI1 resolution of 1920x1080 (hardware that HDMI1 is connected to is a 4k Samsung TV). I am trying to clone my laptops ...
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41 views

Move screen to the left with `xrandr`

I am using a smaller resolution than my laptop monitor, so that I get black bars on both sides (left and right). Is it possible--with xrandr--to align the screen to the left, so that instead of 2 ...
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24 views

Dual monitor with nvidia drivers on Lubuntu

After I installed vendor Nvidia drivers, I managed to setup external monitor as I want via /etc/X11/xorg.conf configuration file: Section "ServerLayout" Identifier "Layout0" Screen 0 ...
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1answer
24 views

Xrnadr not see any external ports

I have a problem with connecting external monitor to my Dell Precision M6500 laptop. I'm running Debian Stretch with gdm3. I try to connect external monitor by VGA. My laptop has DP and VGA port. ...
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1answer
84 views

Calibrating a touch-screen on dual monitors (one touch one not)

I am using Debian 9. I have a little PC with 2 in-built monitors that I intend to use as a point of sale. It has one monitor facing the customer (non-touch screen) and one facing the cashier (touch ...
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1answer
148 views

Xrandr problem trying to avoid broken display

Days ago I broke my laptop display by accident, the right side of the screen is damage but the most part of the left side is usable. I do some research trying to find a way to modify the dimension of ...
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1answer
30 views

MINT 19 incorrectly recognizes the model of my monitor

I am trying to connect the monitor to my laptop by HDMI. My MINT 19 recognizes my SAMSUNG 27" monitor as 'Samsung Eletric Company 7" ' How I can change the wrong type of my monitors and change its ...
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38 views

Why does xdpyinfo and xrandr give different measurements?

I'm trying to calculate the size of my 2 screens together. Using xdpyinfo, I see the following: xdpyinfo | grep 'dimensions:' dimensions: 5120x1600 pixels (1355x423 millimeters) However, ...
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1answer
34 views

Showing lines that don't have pattern

I am trying to get the monitor name of my secondary monitors using xrandr -q. I am able to get the primary using xrandr -q | awk '/primary/{print $1}', but I also want to get the secondary monitors. I ...
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69 views

Stretch vmbox ubuntu window across two monitors

I have two 1920x1080 resolution external monitors that I attach to my laptop. I am running VirtualBox 5.2.18 with a guest Ubuntu Bionic Beaver 18.04 and a Gnome 3.28.2 desktop. I would like to ...
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xrandr not detecting old monitor

Xrandr, nor any other program, is detecting my second monitor; as in, xrandr acts like the second monitor doesn't even exist when it's connected. I think it could be due to the fact that both the ...
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154 views

mixed monitor dpi + xrandr + linux mint 19

I am trying to set up my mixed-dpi monitors on linux mint. laptop monitor has resolution: 1st monitor is laptop monitor, resolution 3840x2160 2nd monitor is external monitor, resolution 2560x1440 As ...
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1answer
56 views

Is it possible to drive more than one monitor off a single CRTC?

I have a video card with six mini display port outputs, and was hoping to use MST splitters to get Xorg to extend my desktop across more monitors than outputs on the card. However, when using xrandr ...
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1answer
124 views

xrandr commands from gdm

on debian to use my two monitors I have to run (from a running X): $ xrandr --setprovideroutputsource modesetting NVIDIA-0 and: $ xrandr --output HDMI-0 --mode 1920x1080 --primary --pos 0x0 --...
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1answer
88 views

Application dpi change on runtime - Xserver

I try to handle problems with Linux X-Server with mixed dpi displays. At the office I would like to use two non HDPI displays, else I like to use the HDPI screen of my XPS13. The best results on the ...
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1answer
64 views

Due to a broken monitor, I need move my screen to the left

A fraction of the right side of my laptop screen is broken, in order to use only the good part the resolution needs to be about 1280x1024, aligned to the left. A simple xrandr -s 1274x1080 will get ...
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163 views

How to change kscreen backend (or disable kscreen)?

I'm running KDE on Arch Linux. 4.17.5-1-ARCH #1 SMP PREEMPT Sun Jul 8 17:27:31 UTC 2018 x86_64 GNU/Linux plasmashell 5.13.3 QMake version 3.1 Using Qt version 5.11.1 in /usr/lib I would like to ...
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82 views

rock64 strange video modes

I've had a Rock64 for a couple months. Tried running an Ayufan (Debian) image, then tried an Armbian one, now I'm back to the latest Ayufan. I boot it up, it doesn't read my EDID on my old monitor, ...
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132 views

Why does the HDMI connection disconnect when setting up with xrandr?

After rebooting I get this in the output of xrandr: HDMI2 connected (normal left inverted right x axis y axis) 1920x1080 60.00 + 50.00 59.94 24.00 23.98 I then try to set it up: ...
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Cylinder 2 screens config with xrandr

I've two screens configured with this xrandr command : xrandr --output VGA-0 --primary --mode 1440x900 --output DVI-0 --left-of VGA-0 --mode 1440x900 --rotate normal For now, the mouse is blocked ...
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2answers
208 views

HDMI not showing in xrandr after nvidia modeset=1

I'm running Ubuntu 18.04 on an MSI GE63 Stealth 8RE, with an NVIDIA GTX 1060. There's a good amount of screen tearing when watching videos, and I found several sources online telling me that creating ...
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1answer
2k views

xrandr: failed to get size of gamma for output default (connected via HDMI - Linux Mint 18.03)

I just built my own computer (first time I have done this) and I am currently connected to my monitor via HDMI using Linux Mint version 18.03. Though, while I know my monitor supports 1920x1080, it is ...
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47 views

xrandr right-of with y offset

Is it possible to use right-of with offset in y direction? I have two displays and I want the second monitor to be right of the first and 550 pixels below, like: ----------------- | | | ...
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111 views

Setting framebuffer with xrandr breaks desktop

I am currently trying to find a solution to make my HiDPI Laptop screen work with an ultrawide non-HiDPI as an external monitor on GNOME. I have read a lot and what I understand about the basic ...
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0answers
86 views

How to disable bottom part of the screen with xrandr

I have tried to use xrandr to resize the screen so only the good parts of the LCD panel are used, but the problem is that I can only blackout/disable the top part of the screen, not the bottom part ...
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2answers
180 views

Intel-virtual-output - High temperature causes Linux crash

When I activate a monitor on the HDMI output (wired to the NVIDIA Optimus chip) of my notebook through the commands below the notebook starts to get very hot, mainly if I am running a video (streaming ...
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1answer
135 views

How to force 60 Hz in 1366x768 despite kernel bug after kernel 4.13?

If your screen resolution is 1366x768 and your Intel card is able to go down to 40 Hz screen refresh rate for power saving (and most modern laptops can, no matter how cheap) instead of the usual 60 Hz,...
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217 views

Can't setup monitor after reconnecting ThinkPad T570 to USB-C dock

I've got two monitors connected via DisplayPort to the dock. xrandr displays the external monitors as DP1-1 and DP1-2 and the laptop as eDP1. I set up my monitors with the following in ~/.xprofile: ...
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1answer
70 views

Can't set ultawide resolution

I have a 21:9 monitor. In every single linux distro 2560x1080resolution doesn't work for me. Why? My GPU is really old. I fixed it in antergos(arch-based distro!) by installing a package called ...
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1answer
700 views

Ubuntu 18.04 Mouse Pointer Blinks and disappears on one screen after setting HiDPI scaling with xrandr

I use Ubuntu 18.04, on Dell XPS 15. There is a huge difference in the resolution of my screens, so when I plugged external monitors, either everything was too big on external monitors or everything ...
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1answer
289 views

Check if HDMI still alive?

I have a laptop (Aspire 3750G) and suddenly after it shut down because of overheat - I can't see my HDMI back. xrandr -q returns me only LVDS-1, VGA-1, and VGA-1-2. I'm using nouveau driver since ...
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56 views

i3 is not fill when I'm using it with vga

I'm using i3 with debian 9.4 I was using my external monitor with xfce4 perfectly, but since I can't use xfce4-display-manager with i3, I've tried that command: xrandr --output VGA-1 --mode ...
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74 views

xrandr: Display Desktop on TV

I want to display my dektop (and everything what´s going on on it incl.taskbar) on my TV. So i connected my Linux Mint 18 Cinnamon Laptop via HDMI to my TV and get only the wallpaper on the TV, as an ...
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722 views

No HDMI output, monitor not detected?

I recently purchased an Asus Zenbook 3. I'm running Debian Stretch with xfce4. Ever since I'm trying to connect my external monitor as a second screen. Given that the machine only has USB-C ports I ...
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233 views

Ubuntu: xrandr + i3wm issue where one of my monitors is split into two tiles

I have both displays set to 1920x1080 for my dual monitor setup. The HDMI-1-1 is working properly and displaying my wallpaper at the proper scale. My second main monitor is set to 1920x1080 but for ...
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64 views

Why is color temperature set by redshift being reset at random times?

My computer run redshift at startup, in "one-shot mode": # Set color temperature to 4000K redshift -O 4000 But from time to times the color temperature is being reset, in seemingly random times. ...
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2answers
743 views

Bash list all display output ports

I am looking for a command which prints all visual output ports a laptops has. I have searched Stack and Google for a while now but I cannot find an answer. The closest I got is xandr eDP-1 ...
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144 views

Cannot use MultiDisplay (Laptop+Monitor) ArchLinux

I will post my question here too ( I asked already in Arch Linux forums). SO I am trying to use my external monitor next to the laptop one on my fresh ArchLinux setup. It does not work and I do not ...
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1answer
332 views

Getting radeon driver working and set higher resolution on GNU/Linux X11 X.org AMD Radeon

When trying to set a higher resolution using xrandr, I get Failed to get size of gamma for output default Also lsmod | grep radeon returns no output meaning that the Radeon driver is not in use. ...