Questions tagged [multiple-monitors]

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

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Docked laptop: suspends/stops external display 30s after starting

2 months old Ubuntu 20.04LTS, I haven't changed a lot of settings, so we're not far from a fresh install (and it did the same with my previous laptop) I'm using an USB-C dock with power and an ...
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Multiple displays not displaying 4k resolution correctly

I'm currently moving over from Win11 to Ubuntu with the goal of it becoming my daily driver. But I'm having a strange issue with how the screen resolution is being handled. Specifically if I change to ...
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How to change plymouth theme refresh rate for one screen in dual monitor setup?

I have a dual monitor setup, but on the external monitor (which is my main one) the refresh rate is recognized incorrectly, resulting in weird graphics bugs. Can I change something that will make the ...
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External Monitor Problams

So, I've installed Ubuntu 20.04 on USb-C and boot it from there for study purposes- which works fine. I connect my laptop to a 34 inch 144 hz external monitor. the OS will identify the display only ...
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Dell XPS 15 ubuntu 20.4.4 LTS connect to docking station display crash randomly

I have an issues with Dell XPS that connect to Dell D6000s docking station that connected to 2 monitors, the display randomly crashes and then the laptop screen turn black after a minute its lines up ...
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Garbled laptop screen on 22.04

Ever since I installed 22.04 (Lenovo Thinkpad T480, Nvidia GeForce MX150, Linux kernel 5.15) in April I've been having episodes of my laptop display becoming garbled seemingly at random, every 1-2 ...
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xrandr settings forgotten after suspend/shutdown

I use xrandr to control my monitors e.g. xrandr --output HDMI-0 --auto --output DP-0 --off however since upgrading to 22.04, these settings are forgotten every time I suspend/resume or reboot. lspci ...
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Monitor scaling issue on ubuntu22.04

I have a Lenovo Legion 5 Pro with Ubuntu 22.04 with an external monitor (Lg UltraGear 24GN650). I connected to my laptop and the monitor works but laptop is 4k 2560 x 1600 and my monitor is 1980 x ...
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Setting position re Monitor Settings (Lubuntu 20.04.4 LTS)

I have a laptop monitor and a primary 16:9 external VGA monitor, sitting to the left of the laptop. I need to reverse the default settings to make mouse transitions sensible and smooth across the ...
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Use USB display for external monitors

I have a burning question here I've been using Ubuntu for about 6 months I used to work with a Lenovo Latitude that has a HDMI and VGA port for extending monitors, and it did that well I got a new ...
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22.04 upgrade from 21.10 - external monitor no longer seen

I upgraded from 21.10 on my Lenovo model 20TJ-S12Q00 laptop to 22.04 LTS. After the upgrade the system no longer sees the external monitor. Something was asked during the upgrade about providing a ...
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OS freezing with dual monitors on Ubuntu 22.04 LTS

I have a fresh install of Ubuntu 22.04 on a new laptop, with no other OS installed. When I connect to my monitor with the laptop open (so that the built-in display is active) everything freezes - I ...
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Second monitor is not working after freshUbuntu 22.04 installation

My computer has an NVIDIA 3080 Ti graphics card. I have just installed Ubuntu 22.04. When using the Nvidia drivers, my second monitor is detected but it's just a black screen. Switching to the Xorg ...
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Monitor not working on dynamic or discrete graphic mode

I have a Legion 5 Pro 2021 with Nvidia 3060 RTX and AMD Ryzen 7. Initially, I had brightness change issues which got solved by switching to dynamic graphics. That is both my graphic drivers are active....
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i recently bought a monitor planning to make the infamous setup of hdmi through laptop , but the sound outputs through the laptop

yes , I checked the output the settings ,when I test the monitor speakers they don't work ,I am still newbie to linux and guessed something like that could happen given the holy amount of bugs on ...
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Second monitor inconsistently detected, resolution issues

I have a Lenovo Thinkpad X1 running 18.04. I've been using a Viewsonic external monitor for a few months now without issue. In the last few days, the monitor isn't consistently identified by my ...
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Ubuntu does not Project to other screen using HDMI

I am having Jammy Jellyfish installed and I can not project to the external screen using HDMI. Earlier I was using Ubuntu 21.10 and the same problem was occurring. On the same laptop, Windows projects ...
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Why does xrandr show wrong 16K resolution for my laptop screen?

I use KDE with Ubuntu (Kubuntu 22.04 LTS). I have Dell XPS 9570 with GTX 1050 Ti Mobile with nvidia 510 drivers installed (as they came with the system installation, Kubuntu). I have a thunderbolt ...
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How to disable laptop monitor on boot for installing Ubuntu?

I'm trying to install Ubuntu 22.04 on a laptop which built-in display is burnout. The problem is that Ubuntu installation program only shows on the built-in display (which I can barely see), so I ...
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Certain programs like Firefox and Slack don't respect display scaling on 22.04

I've been using Ubuntu for a while now on my laptop, and I just installed the new LTS version 22.04. I have a secondary display at the office. From the Gnome Settings I used to set the scaling to: ...
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Display link dock does not work in Ubuntu 20.04

I bought the HP travel dock that has Display Link and it does not display video when connecting the HDMI cable. Here are some infos: lsusb output: Bus 002 Device 004: ID 17e9:4352 DisplayLink 4-Port ...
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Extended screen with wayland Ubuntu 22.04

logged in with a wayland session, it is impossible to change the position of the external screen connected through HDMI. When I move the screen image from right to left to be aligned with the physical ...
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2 votes
1 answer
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Snap apps not scaling on different DPI monitors

is it possible to make Snap Apps use the Scale of the Display they are displayed on instead of having to manually set "--force-device-scale-factor=x" every time I start them? I have 4 ...
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Laptop is not responding after external monitor is connected

My laptop stops responding when external monitor is connected. I just updated to Ubuntu 22.04 Here is the video link
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How do you show the time on both monitors?

I'm trying to do something to get GNOME to show the current time on both of my monitors in GNOME 42. I'm referring to the date and time widget in the centre of the top bar: I previously used the ...
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Ubuntu 20.04 logs me out after sitting on the lock screen

I recently went through a routine update on my computer, and now it will log me out after being on the lock screen for a while. It takes more than a few seconds after the screen becomes totally black ...
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[Ubuntu 20.04][Gnome 3.36.8] Configure multiple icons in the dock for multiple instances of the same application

I have a multi-monitor setup and most of the times, I have multiple instances of an application (ex Chrome) open in different monitors. However, the number of icons of that application on the dock ...
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Unsuccessful upgrade from 20.04 to 21.10

I have just upgraded from 20.04 to 21.10. It uninstalled a few programs (eg. Tex Maker), a few packages previously installed but what is the most annoying my 3rd monitor stopped working. I have one ...
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Swtiching monitor with xrandr does not persist

I have a monitor connected to my laptop via a HDMI cable. When I tried to switch from external monitor to laptop monitor, I tried xrandr --output eDP-1 --auto --primary --output HDMI-1 --off This ...
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Wavlink is not working on the Ubuntu 20.04.4 LTS - USB-C to HDMI Dual Display Adapter

I am trying to use two monitors on Ubuntu 20.04.4 with the wavlink UG7602HC USB3.0/USB-C to HDMI Dual Display Adapter (Model: WL-UG7602HC): $ uname -a Linux 5.13.0-27-generic Ubuntu SMP x86_64 x86_64 ...
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Blue color filter for Ubuntu with multiple screen support

I am looking for software which helps me reduce the blue light on multiple screens on Ubuntu 20.04.4 LTS. I tried Redshift and Flux but unfortunately they don't have support for multiple screens. Edit:...
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5 votes
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Ubuntu 22.04 LTS (Jammy Jellyfish) does not detect higher refresh rates on external monitors

Premise: like many other users, I have also encountered the following issue which has already been documented here: Can't use Wayland with Nvidia 510 drivers on Ubuntu 22.04 LTS although I am ...
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2 votes
1 answer
310 views

22.04 second monitor lost on login or wake

Just upgraded to 22.04. I have 2 identical monitors connected (to MB, using Intel graphics, one on HDMI, one on DisplayPort) and having this issue: Both monitors wake and show MB logo (mirrored) when ...
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Switch workspace on dual monitor 22.04

I run Ubuntu 22.04 on a dual monitor setup. When I switch workspace only my main-monitor is switching. I want both to switch. On older releases there was and option in gnome-tweaks to turn this ...
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How to have login on external monitor (TV) from laptop?

External WLAN Keyboard and Mouse used. The external monitor is identified as 2, the internal Monitor as 1. Display mode : Single Screen External monitor via HDMI connected. All works fine, but is it ...
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Blurry Screen on Correct Resolution with New Monitor

Edit: using Ubuntu 20.04 I believe I'm running XServer and not wayland. By getting my session ID from loginctl which is 2, and running: loginctl show-session 2 -p Type the output I get this: Type=x11. ...
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Switching monitor of gdm3 from TV to PC monitor (Ubuntu 22.04)

I can't switch my login screen from my tv to the pc monitor. It's also not possible to change plug order as one is Display Port and the TV is HDMI. So, is there any way I can change the monitor on ...
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Monitor connected through USB-C dock not detected

I have an HP Pavilion 14-dv0000sl, which has a USB-C w/ SuperSpeed and DP1.4 output (confirmed through the manual, and the USB-C port itself having the SuperSpeed and DP/thunder icon). I have bought a ...
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External monitor suddenly drops frame rate

I am using a laptop that has a primary screen and I'm using an external monitor. I have manually made them both 60Hz but my external monitor has a lot lower frame rate than my primary screen. How ...
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Redshift only works on laptop screen, not on external monitors

Redshift (v1.12) works fine but only on my laptop's screen, not on the twin external monitors that are what I normally use. I usually only run the externals, but sometimes run all three together. ...
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UI-Scaling issue [KDE] [Nvidia-driver-510]

I'm having issues with my Display and Graphics resolution. I'm running a Kubuntu 20.04 LTS System with an AMD Rhyzen 3700X and a GTX 1080. The system drives two monitors a ultrawide 2560*1080 and a ...
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Black screen on multi-monitor setup with Shimian QHD display + Apple adapter

n00b here with a basic understanding of linux that could really use some help. I am currently running Ubuntu 20.04 on my 2018 Razer Blade 15 Advanced with a NVIDIA GTX1060 mobile and I have a dual ...
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Ubuntu 21.10 show topbar on every monitor

Its been years and yet this issue still seems to plague ubuntu despite the many versions. Ubuntu 18.04 show date and time on every screen the old answer here does not work anymore as 'multi monitors ...
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Use Asus screenpad as screen

I've been using an Asus UX480F with Ubuntu 20.04 for a while, now. I would like to use the screenpad (touchpad that is also a secondary display) as a display on Ubuntu 20.04. Has anyone managed to do ...
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VNC server without monitor show blank screen

I am running Ubuntu 20.04.4 LTS on my remote pc. I used VNC without problem but today I go away and I disconnected the monitor. This is a stupid idea because now when connecting to my remote pc view ...
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Why does ubuntu not see the second monitor?

I've just updated to ubuntu 21.10 from 20.04. Previously, all worked fine. Now I have only one working monitor at the same time (when both are plugged - only one is working, when the working one ...
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Unable to connect second monitor with hdmi

I have two laptops Dell (Intel® Core™ i7-5500U CPU @ 2.40GHz × 4 / AMD® Oland / Mesa Intel® HD Graphics 5500 BDW GT2 ) Lenovo ideapad both with Ubuntu 20.04.4 LTS, kernel 5.13.0-39-generic. Two days ...
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AOC I1659FWUX USB-Powered Portable monitor stopped working on Ubuntu 20.04

Everything was perfect, out of the box working as a third monitor then one day it stops working. I plug it into my USB 3.0 Hub which I was doing before and get the AOC logo then a black screen and it ...
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How to move Ubuntu top bar to primary monitor (Ubuntu 20.04)?

How does one move the Ubuntu top bar (and also the alt-tab and workspaces popups) to the primary monitor? I have managed to get the Ubuntu dock to the primary monitor by fiddling with dconf. ...
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Second monitor not working via USB-C [duplicate]

When I search online, I saw a couple of similar issues but most of them are with Dock station. I am not using a dock, I am using HDMI to USB-C cable. HDMI part connects to the external monitor and USB-...
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