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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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Resolution and scaling issues on dual monitor with nvidia (one 4k HiDPI, one VGA with converter)

I am trying Kubuntu 18.10 and I have a nvidia GTX 1060 (driver 418), a LG 27" 4k monitor (27UD58-B ) and an older HP 22" 1680x1050 monitor (HPw2207) with a VGA cord and a VGA-> DP converter. My ...
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How to support two different display output configurations for duplicating a monitor in one xorg.conf file?

I have two different computers that have different graphics cards installed in them (one computer has a GTX 570, the other has a GTX 1070). Both are running the same version of RHEL (7.5). Each ...
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29 views

Desktop on external monitor too small

I am using Manjora with KDE and recently connected an external monitor to my laptop. Since the laptop has a moderately high DPI (2560x1440) I am forced to use KDE with scaling set to 2. This, on the ...
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Independent control of display scale

Just got my first Librem laptop and trying to figure out how to set it up with my two 34in 4K displays... I was able to get one of them working by setting up a custom modeline with xrandr and creating ...
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40 views

Ubuntu 16.04.5 Ruining Monitors By Never Turning Them Off

I've seen, on two occasions, where Ubuntu 16.04.5 has completely ruined laptop monitors by never turning them off. These were laptops my Uncle owned, where he left them on all the time. I'm now ...
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107 views

Monitor (sometimes) not detected when plugged in any DisplayPort

Problem Formulation: Dual-Monitor setup currently not possible because monitor not detected when plugged in any DP. Symptoms: If monitor A is connected to HDMI and monitor B to any DP slot, only ...
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1answer
23 views

Switch screens on Slax Linux (xrandr, FluxBox)

I use Slax Linux as a Live Linux on a USB drive and I have a problem with multiple monitor configuration. My computer has two screens, this is the output of xrandr: Screen 0: minimum 320 x 200, ...
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36 views

Making external display DPI settings permanent

System: Linux Mint 19.1 Cinnamon. Hardware: Laptop screen: 3840x2160 + HDMI screen 1920x1080. I have enabled Double DPI in General settings. It works fine for the laptop display, but now I connected ...
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90 views

Setup dual monitor Linux Mint

I'm running Linux Mint 19.1 on my Dell e6530 laptop which has a maximum resolution of 1600x900. I have connected an external monitor capable of 1920x1080 via HDMI and set this monitor as primary with ...
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65 views

One of my three monitors doesn't wake up after sleep

Every so often when my triple monitor arch pc goes to sleep, only 2 turn back on when I move my mouse. I cannot reliably reproduce this problem though, so I have had quite limited oportunity to test ...
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Kali Linux Dual Monitor problem after last update [duplicate]

I have this problem-after last update of Kali Linux I've had black screen problem and fix it by downloading bumblebee but now I can't run Kali on dual monitors. Before the update screens were ...
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57 views

Gnome, night light and dual monitor

When I turn the night light option in Gnome 3.20.2 it only activates in one monitor and it leaves my second one with the normal white balance. This renders the option unusable. I am currently using ...
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215 views

PopOS Scaling multiple monitors individually

I have the latest PopOS with the NVIDIA 410 drivers running. I set up two monitors: The 2nd monitor has 2160p, whereas the 1st has 1080p. I just want to scale the 2nd monitor (150% or 200%). The ...
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1answer
367 views

Second monitor not recognized - need help with xorg.conf file

I'm trying to use this monitor Acer XB270H, with my Ubuntu laptop, but it is not recognized, appears cropped with incorrect resolution. Note: I first was using the docking station with the monitor DP ...
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63 views

Monitor not waking up on start

I have two monitors (both are Dell u2515); they are connected to the motherboard by a daisy-chain cable, both DP 1.2, but I cannot get both of my monitors to wake up on start. The mointor connected ...
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HDMI to VGA adapter only working for 800x600 resolution

I have MSI GP62 6QE laptop and LG Flatron W1954s monitor. I want use the monitor as external to right of my laptop so i bought a HDMI to VGA adapter to do it. But the external monitor only displaying ...
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78 views

Second monitor not working after Xorg 1.20 update

I'm using an ultrabook (Dell XPS13 9350) connected to a Razer Core V2, (which works wonderfully!) inside of which is an AMD Vega Frontier Edition (air-cooled). This part of the setup has never given ...
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73 views

How to disable workspace feature on secondary display in Linux Mint 19.1 Xfce?

I have a dual monitor setup in Linux Mint Xfce. When I switch workspace on primary display, it does the same on secondary display as well. I know Cinnamon version of Mint has straight forward way of ...
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194 views

i3-msg doesn't move workspaces between multiple monitors consistently

I have two monitors; eDP1: primary (laptop's screen) and HDMI2, the external monitor. What I want to do is to use i3wm such that when I run a script (below), it put some workspaces on eDP1 and some on ...
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1answer
135 views

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
219 views

Closing the lid didn't put the notebook on sleep with external monitor on xfce

I'm running Linux Mint 19 Tara. When I'm running cinnamon with connected external monitor and I close the lid, notebook goes to suspend mode. This is my expected behavior. But running xfce, closing ...
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53 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
31 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
210 views

Correctly (in terms of aspect ratio) map wacom graphics tablet to two monitors

I am using a wacom bamboo graphics tablet in a dual monitor setup on Linux Mint 19 Cinnamon. My combined screen has a significantly different aspect ratio then the graphics tablet. When I draw a ...
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1answer
260 views

Debian 9 detects the monitor on the HDMI port but the monitor display nothing

My laptop runs on Debian 9 and I try to have a dual monitor. My first monitor use the VGA ports and works well but the second use the HDMI port and displays nothing. However, the monitor is detected ...
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1answer
43 views

Is there a command to show whether my laptop graphics card (Intel) can support multiple monitors?

I'm wondering if there is a way to show whether my laptop can support two monitors. I have a laptop with Intel 2nd Generation Core Processor Family Integrated Graphics Controller running on a Lenovo ...
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1answer
345 views

X reads monitor and layout conf on boot but xrandr only shows Screen0

I've been setting up arch linux for a few days - mostly it's been easy to make progress but I'm having a real problem with multihead support. I have a Thinkpad X1 extreme with an Intel and NVIDIA ...
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84 views

How to stop internal laptop screen from turning off when closing lid?

When closing my laptop, it turns off the internal screen, which moves all windows to the second screen. I realise that I could move all windows to a secondary workspace to not have them overlap the ...
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1answer
44 views

Double monitor duplicate

I do have Arch linux on my VirtualBox VM. I use this machine for few specific tasks, where GUI is not requested, so that I did not even install it and, because of performances, I would like to ...
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1answer
131 views

Who locks all monitor refresh rates?

I have got two monitors (in a "Join Displays" setup), an NVIDIA 1070 GTX mobile GPU, and GNOME 3 on OpenGL 4.6. The refresh rate of the laptop's built-in monitor is set to its maximum 120.02 Hz, and ...
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1answer
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How can I stop windows re-positioning after waking up monitors?

I have a laptop with multi-monitor setup, one is HDMI and the other is VGA. I have the energy saving setting set to dim screen after 5 min and switch screen off after 10 min, with suspends set to ...
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How to use external monitor through HDMI without X / graphical environment?

I'm running Arch Linux on a laptop. I usually log in to the TTY console and only startx when I need to. I have an HDMI output and would like to use an external monitor. It works fine with xrandr but ...
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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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Cinnamon moves all windows to primary monitor when unlocking screen

I run Cinnamon with two 4K monitors. Every time I unlock my screen, all open windows move back the primary monitor. How can I make these existing windows remember their position? This is a desktop ...
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Disabling monitor when is turned off/in standby in a multi-monitor setup

I have a dual monitor setup. The problem is that 50% of the time I don't need my second monitor, and as such I will "turn it off" (i.e. press the power button ⏻) which results in the screen going in ...
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Linux Mint 18.2 second monitor not working (works with lowered resolution)

I'm running two ASUS VE247H monitors, graphics card AMD Radeon R9 380. Both monitors are connected using DVI cables. I have dual boot configured with windows 10 and linux mint 18.2 cinnamon 64bit. ...
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255 views

Persistently bad screen resolution on BenQ display with Centos7

I'm running a dual monitor display with Cenos7 as the OS and Gnome 3.22.3 as the GUI. Graphics cards is an NVIDIA 1080Ti. I've tried following this post and this post, and still haven't been able to ...
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Linux Mint 18.3 Cinnamon (AND Ubuntu 16.04 LTS) 2nd Desktop not working with nvidia driver

Hello Unix & Linux Community I have installed a fresh copy of Linux Mint 18.3 Cinnamon amd64 on my Computer yesterday. I have an Asus Nvidia GTX 960 and an Intel Core i7 4770. Before I ...
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Monitors not working correctly

I'm having this problem that when I boot into Linux my monitors stop working. Everything starts up fine. When I reach desktop then after couple of seconds my monitor just loses signal. It doesn't ...
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368 views

x11-forwarding a window to another computer

So I have set up X11 forwarding between two computers such that I can open a gui program in the server (in terminal) and it starts in the client. I followed the variant A in this answer: https://...
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202 views

How to configure TripleHead2Go in my Linux machine?

Do I need any drivers or special configuration if I want to use a TripleHead2Go in my Linux machine (Ubuntu 18.04 LTS), or I just need to connect it, and it will just work, and it will be visible as ...
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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
812 views

Deepin: shortcut to move window to other monitor

I use manjaro deepin and even thou I love this beautiful desktop environment I really miss a keyboard shortcut that let me move a window from one monitor to the other (2 monitors). I already tried ...
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319 views

Second monitor as second workspace on Cinnamon

I am having an issue with the second monitor attached to my laptop. The monitor appears in Display, can be selected and it does work, but I intend to use it as a different workspace. The nVidia X ...
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1answer
538 views

gnome-shell freezes when connecting to 4k monitor

When I connect a 4k monitor to any video output of my laptop running debian sid, the computer freezes and a fan starts spinning. This only happens if I have gnome running. If I am on a terminal, the ...
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284 views

How to activate/switch which XFCE panel is used on a monitor?

I have configured a panel 1 used on monitor 1 (laptop), and panel 2 for a second monitor (hdmi). When I disconnect the second monitor, panel 2 is used on my laptop. I need it to be panel 1 (which has ...
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Second monitor not working under Gnome (using Wayland)

I installed Arch Linux 4.15.9-1-ARCH on a Dell Inspiron 15 7000 (7577) laptop that comes with and (1) an integrated Intel HD Graphics 630 (Kaby Lake GT2) GPU and (2) a discrete NVIDIA GeForce GTX 1060 ...
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219 views

dualhead with tmux and two xterm windows

I'm running a dualhead system. Unfortunately, my monitors do not sport the same resolution, so I can't "just" use a huge xterm window spanning both screens. Also I imagine that it would be hard to ...
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Dual Monitor Resolution Issue - Linux Mint Cinnamon 18.3

After much searching of the net, I am still unable to set the second monitor to the higher resolution I want (1920x1080). Hardware: Intel ATOM x36/37 onboard GPU driving ASUS HDMI monitor and DELL ...
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Everything tearing other than background image with 3 monitors

So here is my problem: System Info Displays -Display- Resolution : 9600x2160 pixels Vendor : The X.Org Foundation Version : 1.18.4 -Monitors- Monitor 0 : 1920x1080 pixels ...