Questions tagged [multiple-monitors]

Questions about multiple monitors (Including projectors), how to configure,customize, and troubleshoot, etc.

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Secondary display in dual display system not being used

After a recent reinstall of Ubuntu to get full system encryption working, I haven't been able to get my secondary display to work. I think it did when I first installed using an 18.03 install iso I ...
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Ubuntu dp dual monitors over usb-c are mirrored

I have Ubuntu 19.04 (not relevant, I tried it with ubuntu 18.04 and it didn't help). In windows this setup works fine, so it's not hardware or adapter issue... I have Intel Graphics. I'm trying to ...
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Can find my answer. Laptop boot issues to external monitor

I run a Xidax laptop dual booting windows 10 and ubuntu 19.04. Never used linux before so I need an easy break down on this. How can I make my laptop force the boot grub to an external monitor ...
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Ubuntu 18.04 not identifying monitor without restart

I am using Ubuntu 18.04 on a laptop. External monitors can connect and get identified correctly. However, when disconnecting and reconnecting the monitors from the laptop, they cannot get identified. ...
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Lock screen & monitor stand by

I face a problem with my fresh installation of ubuntu 18.04 . When I lock the screen, a blank black screen appears immediately but the monitors never go to sleep. Even if I leave the system for a day, ...
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23 views

xrandr Dual Monitor

I currently have the Huawei Mateboook X Pro (3000x2000@60Hz) and the Acer Predator Z35P as an external monitor (3440x1440@50Hz). I am trying to use xrandr to have my external monitor be the only thing ...
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24 views

Ubuntu 18.04: Getting two graphics cards on five monitors to work

I am trying to get a dual-gpu setup to run on Ubuntu 18.04 (Gnome) to work. On the system installed are two gtx-1070's. The first manages two monitors with display port and one with hdmi, the second ...
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Switching to tty (ctrl + alt + f3) then back (ctrl + alt + f2) kills prior session when two monitors are connected to ThinkPad Ultra Docking Station

Here's a weird issue I've discovered: When I have two monitors connected to the ThinkPad Ultra dock, I get some weird problems. The only one I've found that always occurs is that switching to a tty ...
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48 views

Remove non-existing records from xrandr

I lost my connection to a third monitor about a month ago for unknown reason. I've been waiting if some update would fix it, but it seems to be a persistent problem. I need help. Environment: basic ...
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Trying to start Windows 10 with dual monitors results in black screen after installing grub2

I have a black screen problem whenever I try to boot on Windows 10. The thing is, the screen only goes black when I have an HDMI cable plugged in my secondary monitor. This only happened after I ...
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Ubuntu 19.4 monitor and improve desktop framerate

I got a fresh Ubuntu 19.4 installation running on my machine using an Intel 8700K and a Nvidia 1080Ti with the latest 430 proprietary drivers driving a 3440x1440 and a 1920x1080 monitor side-by-side. ...
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Strange issue with Citrix remote desktop and dual monitor

Given the below: Ubuntu 18.04 HP Compaq Pro 6300 SFF PC 2 identical HP monitors I have a dual monitor setup which works perfectly, apart from the Citrix remote desktop. Citrix says that it ...
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Dual Monitor, 18.04 Pause on or bias to, middle, Vertical Scroll Bar

simple question I have looked and failed to find the answer. I have two screens, I can move between them quite simply and it is all good except: Each screen has is its own vertical scroll bar and when ...
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Docking my laptop is crashing gnome

I have a lenovo L580 with a dockstation. The station is connected to : 2 monitors etherner keyboard mouse sound When docked, in total I have 3 screens. With one of the 2 extra monitors as the ...
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Correct resolution in xrandr but seems incorrect

Every time I remove my two external monitors and then plug them back in the resolution seems incorrect. Output from one of my external monitors: HDMI-2 connected 2560x1440+1920+0 (normal left ...
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Triple Monitor, Dual nVidia Card 18.04 Hell

Here's some backstory: Dual boot: Windows 10 on it's own drive (working perfectly), Ubuntu 18.04 on it's own drive. (So, dual drive/dual boot config) Grub 2 bootloader working as intended. Fresh ...
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15 views

Toggle between screens

I was a windows 10 user and now I'm using ubuntu. I have a question that basically is how to toggle between screens in Ubuntu. I know there is super + P that I can change between mirror, joint, ...
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30 views

rotate screen without breaking scaling gnome

whenever I use xrandr to rotate one of my screens/monitors, the natural scaling I set in gnome settings gets overridden to 100%. xrandr --current doesn't change but for some reason this occurs. Is ...
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Dual monitor setup failing to go into blank screen power save (ASUS monitor is waking it up?)

I've got two monitors, it seems that one of them is preventing the system from sleeping when both are connected. The monitors are an ASUS VG255H and a Samsung S24E650DW, with a AMD RX470 GPU. What ...
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21 views

Switch between 3 monitors with Kazam when screencasting

I want to record my screen. Kazam is a great tool, but I am not able to switch between 3 monitors. Can I do it with Kazam? Is there a better tool to do that?
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Display port monitor low resolution after ubuntu 18.04 updates

I'm using a laptop with a broken disconnected internal screen. The laptop is now used as a desktop with one monitor connected via HDMI and the second monitor with a displayport connector via VGA. CPU:...
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HDMI monitor 2 goes black after a while on Xubuntu on a Dell Precision 7730

Every time I plug the monitor in to a Dell Precision 7730 and set it to "extend to right" it works normally. But after a while, it goes dark, and to make it reappear I have to change the display ...
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System display errors and crashes when connnecting to TV, but not to monitor

I just reinstalled ubuntu for the third time this week trying to solve this issue. I recently decided to reinstall my full install since it was getting a bit slow from being used. Before I did this, ...
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xrandr: Configure crtc 1 failed when HDMI monitor not detected

sometimes my PC doesn't detect the display connected on HDMI. Other display, VGA, is always detected and functional. I'm using integraded graphics card (Intel i5-4460 CPU), no separate graphics card. ...
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Hotplugging usb-c dock results in a new xrandr output identifier every time

I've got a Dell WD15 hooked up to an external monitor on my desk. I connect and disconnect my laptop to this dock multiple times every day. It seems that each time I reconnect to this dock my external ...
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how can we do scale and panning (xrandr) on a dual display set?

i'm trying to use these two command lines for having scale and panning on dual display, but it is using the same display on both later (and having one of them scrolling) xrandr --fb 1920x1080 --...
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17 views

AV receiver HDMI setup Dummy display for audio only

I have a ultrawide monitor with 3440x1440@100hz and a 4k AV receiver that doesn't seem to be able to do the same aspect ratio. I can't figure out how to clone my displays without downgrading to 1080p ...
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30 views

How to keep an app on one screen

I am using a HTPC running Ubuntu 19.04; my main app is Kodi, and I want to be on the large monitor (Screen 1). I want all the other stuff including the sidebar to be on screen 2, no matter what. ...
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19 views

Cursor jumps on clicking when inside a game in Lutris

I installed lutris-0.5.2.2 and with it I installed the Standard version of Battle.net and with it I installed Classic World of Warcraft. Everything worked as expected unless I tried clicking inside ...
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21 views

Multimonitor display settings reset after one display is turned off

Setup: I have two monitors connected to my GPU, one using DisplayPort, and one using a HDMI to DVI cable. The DisplayPort one is my main monitor. I am using Ubuntu 19.04 with Nvidia driver 418 on a ...
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21 views

Desktop icons are not visible when connecting 2nd monitor in Ubuntu 18.04

I recently fully installed ubuntu 18.04 on msi gs65 stealth 8sg, which has an nvidia rtx 2080 max-q design. I have connected a 2nd monitor via hdmi and it's working. However, as soon as I connect it ...
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Ubuntu 18.04 - How do I turn of desktop sliding

Evening all, I've just upgraded my laptop to 18.04 after several years on 16.04. I have a second monitor onto which I've extended my desktop. This second monitor is 40" so I use it as my primary ...
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47 views

How to use StarTech USB32HD2 with Ubuntu 18.04?

I bought this device because its reviews said it worked under Ubuntu. However, there are no drivers for ubuntu on the website. I did install DKMS, which is the first step according to their website, ...
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29 views

Dual Monitor Black Screen after Login

I have two monitors connected to my Intel IGPU (Graphics 630 ) on 18.04.3 LTS They worked fine during setup, they also work fine on Desktop but when I log in, one of them always stays black. It is ...
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When I use xrandr to rotate the display on my docked laptop, my external monitor goes black

I am currently using a laptop that is docked using a usb type c cable. When I boot the computer the screen on the laptop is upside down. This is because the laptop folds into a tablet, making the ...
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23 views

Nvidia driver problem! Can't connect to a screen with HDMI

I recently installed ubuntu 19.04, I connected my laptop to a monitor with a HDMI plug and nothing happened. This was no issue for windows so my bet is that there is something wrong with the Nvidia ...
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142 views

Virtual display management on 4k tv

I'm using 3 monitors, (2) normal and (1) 4k tv that was split into 4 units by the video manager before I switched to 19.04. I just installed 19.04 and everything is working fine but I can't find a ...
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Overlapped display: how to set a “blocked” area?

I would love to use two 24" overlapped as they don't fit into the cubicle I'm working on. I used Kubuntu's "Displays" tool to overlap them and they work as expected but I would like that apps that are ...
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44 views

When dual monitor used with Nvidia Driver, Ubuntu restarts the desktop environment after waking up from suspend mode

I am a new Ubuntu user. I use dual monitor and dual boot (Win 8.1 and Ubuntu 18.04). When I am on Ubuntu and I suspend the laptop, the laptop goes to suspend mode (the led is blinking). However, after ...
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70 views

Mirror Displays of 2 different resolutions

I am wanting to mirror asymmetrically whereby the main monitor is a lower resolution than the HD TV we are using as a monitor. When the displays are in non-mirrored mode (spanning?) each monitor ...
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36 views

Can you get separate workspaces in separate screens?

I am running ubuntu 19.04 with 2 monitors. Right now, my options to switch workspaces are to either switch workspaces in the primary display while the other one doesn't change, or switch both of them ...
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51 views

Ubuntu – 120hz / 144hz not appearing on Nvidia X Server with HDMI

My current setup is as follows: I have a main Windows PC connected to 2x AORUS AD27QD monitors via DisplayPort cables. These both run at 2560 x 1440 at 144hz with no issues at all. I also have a ...
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28 views

How to make laptop use external monitors in preference to its own

So I have a Lenovo Thinkpad P51, and its graphic card (Nvidia Quadro M2200) can only support up to 4 displays. I have connected 4 monitors via its dock thus making a total of 5 displays (one being the ...
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47 views

Nvidia laptop - External monitor not working when prime power saving mode enabled

I have the following laptop. I am trying to use an external monitor with Nvidia Prime settings set to power save But it works only in performance mode. I have tried to follow this answer but doesn'...
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31 views

portable monitor isn't detected after sleep

I have a dell xps 13 9380 running 19.04 Ubuntu. I also have a zenscreen mb16ac portable monitor. The portable monitor connects to my laptop via usb c as a display and to get power. Initially, when I ...
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32 views

Ubuntu shows one display connected when 2 monitors connected

I'm running 18.04 on a Thinkpad X1 Carbon 6th gen, and connecting 2 monitors via HDMI through a USB-C dock. The 2 monitors that are connected via the dock show up as one single display in the Displays ...
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75 views

Monitors do not turn off (enter powersave mode) after screen blanking

Ubuntu 1904, both X and Wayland. AMD 2400G, ASUS motherboard with 3 screens: HDMI,VGA,DVI. When I leave my computer, it will blank the screen after the timeout, then my 3 monitors will fall asleep, ...
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56 views

External monitor not detected by Ubuntu 19.04 after sleep

I am running Ubuntu 19.04 on a Dell XPS-13 9380 (Intel graphics). I have an external monitor connected to a USB-C hub via HDMI. The monitor is always detected and works great when I plug it in after a ...
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How do I automatically turn off GNOME extension when I connect the external monitor (RGB)?

I am using "Hide Top Bar" extension for GNOME Shell, but whenever I connect an external monitor (and the screen is located "above") the laptop screen I can't move my cursor to that external screen ...
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49 views

display UNCLAIMED HD Graphics 630

I updated from Ubuntu 16.04 to 18.04 LTS a while ago, and I got "display UNCLAIMED". but everything else seems working, so I just ignored it. Until now I added a second monitor, There's no options ...