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Questions tagged [multi-monitor]

Encompasses the configuration, usage, and control of additional displays / monitors / screens. Often termed dual-monitor or dual-head (for two monitors), and often in involving external displays. Connection methods include VGA, DVI, HDMI, and DisplayPort. For single displays, use "monitors" instead. For directing a program's graphical output, you may also want the "display" tag.

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Second monitor stops working after reboot

First Time asking a question on a forum so if I do something wrong let me know :) On a fresh install of arch I'm able to use xrandr to get my second monitor to display, but after the first reboot I ...
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Multiple Monitor Setup Issue with xrandr and i3

I have a question regarding setup of xrandr with multiple monitors. I'm trying to get my new external monitor to work with my laptop. When I type the commands to use the external monitor to the left ...
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Fedora 36, monitor only showing half of the screen

I'm having a problem after installing Fedora 36. I keep getting a half white screen while using an external monitor. I'm using my laptop and a monitor, but my monitor is only showing a white screen. ...
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Split one monitor into 2 mirrored monitors with xrandr

I'm in an odd predicament where I have one monitor that needs to be split into 2 monitors and mirrored. The splitting part is relatively easy as of XRandR 1.5 thanks to --setmonitor, but I cant ...
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Debian, Nvidia optimus laptop, dual monitor problem

I installed Debian 11.3 on a Dell Inspiron 15 laptop that uses a Intel HD Graphics 630 + a Nvidia GP107M (GTX1050Ti) GPUs. Presently the stock i915 and nouveau drivers are used respectively. I want to ...
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KVM Virtual GPU passthrough to real gpu multiple monitors

I have a tesla m40 passed to windows 10 and another GPU that I wanted to use as a display output for the tesla m40 but if I pass it directly to windows it doesn't use the m40 for any application and ...
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I seem to have an extra invisible 640x480 screen. Using an NVIDIA GeForce GTX 690

Hello StackExchange! This is my first post on ....well..any forum. So please be kind :) I started using GNU/Linux as my daily driver at the end of summer 2021 so I have a lot to learn still. I've been ...
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On wayland, monitor freezes when used as primary, but okay when used as second

On a machine with up-to-date archlinux and gnome-shell, I use two monitors plugged into a single nvidia GPU. One FHD monitor is connected via HDMI, and the other (UHD) is connected via DP. When the DP ...
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Scaling up UI-Size of only one Monitor in a Multi-Monitor setup with KDE

so my problem is the following: I have two screens connected to my PC, one Full HD Monitor (on HDMI-0) and one 4k Monitor (on DP-0, both are connected directly to my GPU), i'd like to use the 4k ...
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NVS 510 multi-display issues

I have an NVS 510 in a workstation that having multi-display issues Hardware info Dell T5600 workstation, with 64GB ram KDE Neon 20.04, Kernel 5.13.0-28-generic Nvidia Drivers: linux-modules-nvidia-...
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Second display does not turn on after sleep

After my machine (Fedora 35) goes to sleep and wakes, my second monitor won't turn on again. I can reproduce the same problem by running xrandr --output HDMI-1-1 --off xrandr --output HDMI-1-1 --auto ...
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Multimonitor with two graphic cards

Today I connected a second monitor to my PC (OpenSuse Leap 15.3 with KDE Desktop ). So far I had only one (Lenovo ThinkVision T27i-10) connected to my Nvidia GeForce GTX 660 and now I Connected a ...
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How can I display graphics to a secondary monitor on Ubuntu Server?

I recently setup a home server and installed Ubuntu Server to it. As a hobby project I would like to make a program that displays server resource usage to a secondary, external monitor. I am using ...
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Prevent windows from moving when display sleeps on Wayland

I am using GNOME with Wayland, on openSUSE Tumbleweed, and an AMD GPU if relevant. I have multiple displays connected to my computer, including my TV via HDMI. The issue I am trying to resolve is that ...
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Xorg/xrandr - combine screens but keep screen boundaries for Window maximising/placement

I have four screens in a 2x2 grid. This all works fine except for one thing - the window list on the taskbar. What I would like is to have taskbars on the bottom two screens that show all the windows ...
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Is it possible to set an order of preferred loudspeakers that dynamically change without writing scripts?

I have a laptop that has its own soundspeakers. Then I have a monitor (DP through USB-C, stereo 2.0) that has better soundspeakers that I prefer to use when connected. I also have a portable ...
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Different screen configurations for different users?

I have a machine running Xubuntu 20.04 with three monitors. Currently, I have it configured with a separate screen for each monitor (displays :0.0, :0.1, and :0.2), which works well for its intended ...
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Multi-GPU Setup in sway

I will have soon a setup, where my desktop has an integrated and a dedicated graphics card, both AMD, and I already searched but didn't find any good answer in how the multi-GPU setup works. I would ...
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Games in Linux Mint only displaying 75hz when I have a 144 hz monitor

Games in Linux Mint only displaying 75hz when I have a 144 hz monitor and I have tried a bunch of different things but I cant get games to work at my full refresh rate. My specs are R5 3600, 16gb DDR4,...
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How can I target an X window to a secondary monitor? (and know what it is called in order to do that)

I have two monitors connected (one HDMI, one DVI) connected to an Nvidia GT710 GPU on my linux box. When I am logged in to my box over ssh, if I run xeyes it will always run on the same screen. I ...
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Debugging a connection problem between Linux and monitor

I have two laptops, and I use a KVM (USB-C to the KVM, then HDMI from KVM to monitor) to connect them to a single monitor. One of the laptops is dual boot Linux/windows. The issue I am having is that ...
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xrandr - cvt: Where is the official place to get the complete correct list of WxH resolutions?

I watched some video tutorials on youtube about the xrandr command and appears the cvt command too. About the latter it uses the WxH (Width x Height) value to get the settings to be applied to the ...
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When ctv vs gtf?

I watched some video tutorials on youtube about the xrandr command and appears the cvt and gtf commands too. When is mandatory use one over the other?
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Simple way to query which monitor is currently focused

I'm wondering if there is a tool which can query which monitor is currently focused. I'd like to have a script which changes the wallpaper on the monitor I am currently on (using xwallpaper). From ...
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Debian 11 Bullseye Can't Login After Screen Lock. Think it could be X11 and NVIDIA related?

I have a Samsung laptop with a GTX 2060 running 2 external displays. I recently did something to switch the primary login screen to the laptop's built-in monitor, (which previously was appearing on ...
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External monitor detected but shows no video output in Sway / Wayland

I have an external monitor connected to a thunderbolt dock which I would like to utilize. For whatever reason, the monitor appears to be recognized by the system but fails to display anything. I can ...
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How do i get three screens working at the same time?

I have a work-laptop, HP Pavilion g6, that uses arch with i3wm, and i would like to have three screens working at the same time (internal display, one connected via HDMI and one via VGA). when trying ...
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2 votes
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Two monitors with same resolution but very different DPI

I am using Manjaro on a Lenovo P51. The internal monitor is 1080p and so is the external. However, the internal is 144 dpi and the external 70 dpi. I run KDE and global scaling is set to 150% which ...
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Multi-monitor through Dell USB-C Dock not working on startup

I've got a laptop running Gentoo using FVWM and SLiM, with a Dell USB-C dock that connects two external monitors. When I start my system with the dock connected, I get a blank, backlit laptop display,...
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Fedora 34 external monitors not detected with USB-C dock

I have a fairly fresh install of Fedora 34 that I use with a USB dock. The dock has been working great for data, power, audio, and usb for a month. I just added two monitors to the setup connected by ...
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ubuntu multiple monitor issues

This issue has only happened recently. Before, my setup was great. I was able to have 2 external monitors and have my laptop's lid closed. But now, when I have the monitors connected and working with ...
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Debian 10 won't boot without monitor on integrated GPU

I am running Debian 10 with an i7 4770K and two GTX 780TI. My monitors are on HDMI, DVI, and DVI. All 1080p60. If I connect all my displays to my GPU then my PC will POST and go to GRUB like normal, ...
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USB-C monitor stopped working after LUKS install

I have two monitors, and was using them daisy-chained over USB-C thunderbolt on an Intel NUC8i5BEH. I recently reformatted to use full disk encryption (using LUKS via Debian installer). Everything ...
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Why does xorg.conf produce an incorrect monitor order?

My monitor setup is as follows: But everytime I login to any Qtile or KDE the default layout is set to this: Even when I explicitly tell the xorg.conf to put HDMI-0 on the left. Does anyone know why ...
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How can a udev symlink be made for a monitor?

I am currently using ddcutil to be able to change the brightness of all of my monitors at once but my script is flawed(slower) because I do not know the bus id's of my monitors ahead of time. I know ...
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Which Linux distros have good multi-monitor support for differing DPI, scaling and resolutions?

Which Linux distros have good multi-monitor support for differing DPI, scaling and resolutions? I have 4 27" monitors with 3 resolutions between them: 1080p, 1440p and 4k. Windows handles per ...
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Ubuntu 20.04 not detecting external monitor after suspend

I was using the two external monitors plugged into ThinkPad-T14s-Gen-1 that has installed only Ubuntu 20.04, the laptop has AMD Ryzen 7 pro 4750u with AMD integrated graphics. One monitor was plugged ...
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How to troubleshoot Ubuntu 20.04 with two USB monitors slow display response

I have a CyberPowerPC Gaming Desktop - AMD Ryzen 7 3700X - AMD Radeon RX 580 is all I know about it. Also a j5Create USB hub I got from BestBuy. Dell 27" monitor, HP 27es monitor. Used to have ...
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Terminal emulators glitch when using two displays (DWM)

I am running Arch Linux on a Dell XPS-13 9380 with the DWM window manager (which uses X11). I recently started using an external monitor with my laptop. My issue is that when and only when the second ...
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How can I find the total number of monitors my Linux laptop is capable of supporting?

I've tried looking for answers, and everything I've found is about either: A.) How to add a new monitor, or B.) How to manage the monitors I already have connected. I'm on Ubuntu 20.04 LTS. How can I ...
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How can I get xrandr to detect both nvidia cards: RTX 2080 Super & GTX 960

Just to mentioned my question is almost identical to this question here the main difference is that I'm not using two identical GPUs but two different ones Running 5.10.0-kali7-amd64 (Live With ...
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1 vote
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Scale down my external display

I am using Elementary OS Hera.I have an external display (43 inch 1920x1080) and my primary display is my laptop (15.6 inch 1920x1080). When I connect the external display to my laptop, the font size ...
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How to Add a third monitor in Feren OS

I am trying to add a third monitor HDMI using a Dell D6000, D6000 is a usb C docking station and it gives me a third HDMI port , Works fine in Win10
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Debian: Hardware Limitations for Third Monitor

I have one laptop with both HDMI and VGA ports. I connected two external monitors. However, I can activate any combination of two monitors simultaneously, yet never all three together: in the settings ...
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How can I get the current monitor on which a window is present. I'd like to get the name/ id of the output the window is present on

While I was making a script on Linux which manages multiple monitors and windows present on it, I want to have some command 'x' that can output the current screen the window is on so I can put it ...
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Restrict monitor access to certain apps

I have two monitors setup on my machine. I would like to prevent some apps from accessing one of the two monitors while still granting permission to other apps. I would like to restrict an application ...
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i3 and xrandr put cursor on wrong position between monitors

I'm using the latest Ubuntu version with the i3-gaps windows manager and I'm using xrandr for managing monitor positions. I am trying to switch the position of the monitors virtually, because by ...
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2 votes
1 answer
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KDE 5: How to achieve "new windows follow mouse" behavior on a dual screen setup

In KDE Plasma 5.19, I would like to achieve a window behavior which all new windows open on the same monitor that my cursor is on... I have this desired behavior working at my job, in an earlier ...
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How to open window always on external screen using devilspie2?

Does anyone know if devilspie2 supports opening a specific window always on the external screen? I have one Chrome extension window that always opens on the internal one even if Chrome is opened on ...
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Unable to reposition monitors on Arch Linux with KDE Plasma

I recently installed Arch Linux (I have used it before), and installed KDE Plasma 5.21.3. I have an external monitor and it is physically higher than my laptop's screen, however, whenever i open ...
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