Questions tagged [multiple-monitors]
Questions about multiple monitors (Including projectors), how to configure,customize, and troubleshoot, etc.
4,730
questions
9
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3
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Horizontal colored lines appearing on display (Ubuntu 22.04)
While working with my DELL XPS 13 laptop (shipped with Ubuntu), sometimes colored horizontal lines appear (I cannot recreate the beahvior, it seems random). I tried attaching an external monitor to ...
0
votes
0
answers
117
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DP Alt mode USBC stops work working periodically
I have Lenovo Thinkpad P1 Gen 3.(Nvidia Quadro graphics and a video output controller.) And a Lenovo 1 wire monitor - USB-C Hub + DP Alt mode.
This setup's video (DP part) randomly stops working and ...
1
vote
1
answer
159
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External display brightness dim - Ubuntu 22.04 LTS
System configuration:
Dell XPS 13 9310 2-in-1 laptop
Intel i7 11th Gen
Mesa Intel XE Graphics (TGL GT2)
Ubuntu 22.04 LTS 64 bit
Gnome version 42.5
Wayland windowing system
External displays used:
...
0
votes
0
answers
38
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how to monitor if a file size not change do something in ubuntu
the goal is that if my file.log size does not change in 10 minutes then send two HTTP requests to some servers. something like this:
check file.log
if not change in 10 min
send HTTP request to http://...
1
vote
0
answers
59
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Xubuntu 18.04 laptop screen blank after unplugging from external monitor. How to change primary display using terminal?
I used to use an external monitor and had the display setting to external only in my house. Unfortunately I'm out of town and don't have an external monitor with me right now, so I am greeted by a ...
0
votes
1
answer
152
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Ubuntu 20.04 doesn't show external display options
I am trying to connect my laptop to an external display (TV/projector) using a Ugreen HDMI-to-USB C adapter. This process has worked on my windows system but ubuntu doesn't show this option for me at ...
0
votes
0
answers
124
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Ubuntu GNOME desktop glitch on multuple monitors
I do not even know how to describe this issue, I tried to search for it, but any of the wordings I tried seems to fail...
I am using Ubuntu 22.04; before this, I was using 20.04; the problem carried ...
1
vote
2
answers
170
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Mouse hesitates as it approaches bottom of monitor screen
I have recently started using a 27" dell monitor with my xps 13 (7390) running 22.04.1. My display settings are as follows: using single display mode, landscape orientation, resolution 3840x2160 (...
2
votes
0
answers
173
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On a multi-monitor system, with displays of varying heights, the mouse goes off screen
Ubuntu 22.04, up to date. Had to reboot into Windows briefly today, and when I came back this problem presented itself.
Display settings:
Three displays, one of which is portrait which is both higher ...
1
vote
0
answers
27
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Is there a way to create shorcut that move an app on specific workspace AND specific screen
As many I'm using 2 screens on my desk. I have one laptop with its screen and an additional monitor.
I'm using 4 workspaces.
Workspaces are used only on the main screen (the big one, not the laptop's ...
0
votes
0
answers
1k
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Ubuntu 22.04 not recognizing/using NVIDIA RTX 3050 GPU, black screen on boot (sometimes), external monitors not being recognized and/or used
I'm running an Dell XPS 17 laptop. This is a dual boot with Windows 11. The graphics card is recognized on Windows but not Ubuntu.
In Ubuntu my Nvidia drivers are up to date.
In the About -> ...
1
vote
1
answer
354
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4K External Display USB-C Doesn't Work - Defaults to 2K
I've been troubleshooting this problem for some time and can't seem to find a solution for this. I'm also having a hard time exactly pinning down where the problem may be. So, any help just ...
0
votes
3
answers
873
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Second monitor detected but no signal on Lenovo P16 Gen 2
I've been struggling with this problem for a while and been trying out different suggestions but none have worked yet, so I'll ask here!
I run a Lenovo P16 Gen 2 and use its monitor and want to use a ...
1
vote
0
answers
99
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New to gaming / having high performance display(s) in linux ubuntu
I'm sorry if this (seemingly dead) horse has been beaten more than it should (I was never in loop to begin with) but if it must be beaten once again, feel free to drop the links to the comprehensive ...
5
votes
0
answers
124
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Set Large Text from Accessibility for only one screen
I am using ubuntu-22.10 with Wayland. I am facing issues setting the display settings of my laptop and monitors. I am using two external monitors and my laptop display. Their highest resolution is as ...
2
votes
0
answers
62
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My laptop screen is black, but my secondary monitor is working (Ubuntu 20.04.5. LTS) [closed]
I've been using my laptop (Acer Nitro 5, AMD Ryzen) with an additional screen (connected via HDMI), daily, for about two months now, and it's been working fine. Now, the built-in display doesn't work ...
0
votes
1
answer
158
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Cannot change my second monitor resolution to 1366x768
I'm a new Linux user
I just installed ubuntu on my laptop
after it got installed, I connect my second monitor via VGA
and that monitor cant reach 1366x768, it says on the setting that it only can ...
3
votes
1
answer
549
views
Screens turning off after 30 seconds when I connect external display
I'm using stock Ubuntu 22.04 with default installation of Gnome and Wayland on ThinkPad T14 (Intel graphics). I have disabled screen blanking in all places that I could find. System respects my will ...
0
votes
1
answer
414
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Ubuntu only works with one screen (22.04 LTS)
I changed something in the monitors.xml file located at /var/lib/gdm3/.config (I created it there before because my login screen was on the wrong monitor, I have two screens. This worked perfectly ...
7
votes
4
answers
33k
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Ubuntu 22.04 External monitor not detected
I have recently install 22.04 Ubuntu OS and I lost external monitor connectivity. I have tried few things but stuck.
MSI Laptop with LG monitor
intel + nvidia
OS: Ubuntu 22.04
xrandr:
HDMI-1-0 ...
0
votes
0
answers
2k
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remote desktop without monitor real display
and thank you in advance for the attention.
I have an ubuntu 18.04 lts 32 bit ( don't say me to upgrade please, I cannot ). I installed on it anydesk software to remotly control it at start up also (...
1
vote
1
answer
601
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HDMI doesn't work on Thinkpad T16 with Ubuntu 22.10/22.04
I have a brand new laptop (Lenovo ThinkPad T16 Gen 1) with Ubuntu 22.10 installed (I had 22.04 and thought that upgrade of the system + kernel would solve it) and so far I haven't been able to get ...
2
votes
0
answers
116
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Random windows & application switching between monitor when multiple monitors go to sleep
TL;DR Is there a way to delay the window manager automatically moving applications to active monitors when one of multiple monitors turns off? I'm running KDE.
I'm running Kubuntu 22.04. I have a ...
1
vote
0
answers
133
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Distorted Screen / wrong aspect ratio when mirror 2 screens with different native resolutions
Hi I have 2 screens with the native resolution of
1920 x 1080 16:9 and
1920 x 1200 16:10
When I mirror the display with the resolution of 1920 x 1080 16:9 in Windows then I get a black bars on top and ...
0
votes
0
answers
403
views
Ubuntu 22.04 LTS new kernel (5.15.0-58) leads to pink screen of death when NOT using second monitor
I have a dual boot setup on an hp spectre-x360 from circa 2019 (13-ap0xxx).
When I initially installed Ubuntu, I was getting a pink screen of death with the default kernel (I believe it was 5.15.0-47 ...
0
votes
1
answer
126
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Does this Dell 'driverless' dock work with Ubuntu?
Dell sell this "USB-C 8-in-1 Driverless Mobile Dock" which includes HDMI video out
https://www.dell.com/en-uk/shop/usb-c-8-in-1-driverless-mobile-dock/apd/ab808698/pc-accessories#...
2
votes
2
answers
2k
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Ubuntu 22.04 slow/laggy on external monitor via USB-C hub displayport 1.4
I have been using my Lenovo Thinkbook 14 (AMD Renoir) running on Ubuntu 22.04.1 in combination with an external monitor (Dell U2720Q, 27") via a USB-C displayport 1.4 for a year now without ...
1
vote
0
answers
28
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Radeon 5600 - 4th screen with low resolution
I have 4 monitors connected to a Radeon 5600XT on Ubuntu 22.04 using the latest amdgpu driver from the vendor's website.
Three monitors are detected properly and work with a high resolution - the 4th ...
4
votes
1
answer
1k
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Ubuntu Thunderbolt docking station Monitors not working
I am trying to get my Ubuntu laptop to work with my new docking station, with passthrough of everything via just thunderbolt.
Docking Station: i-tec USB-C/Thunderbolt KVM Docking station Dual Display ...
0
votes
0
answers
440
views
Old Mac not recognizing external monitor
I installed 22.04 on an old MacBookPro9,2 (mid 2012), dual boot. I have included third-part drives.
My external display (old Lenovo, full HD) is either blank or only visible at low resolution. The ...
2
votes
1
answer
306
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Upgraded to 22.10 and can no longer scale resolution on my 3 x 32" monitors
I just updated to 21.10 and now cannot scale any of my 3 32" monitors.
Everything has worked fine with Ubuntu 18 to 22.04 with no issues.
Now I get a message that says:
"Changes cannot be ...
1
vote
0
answers
40
views
Attached monitor is off, but window is still there, and I can't move the application back to active monitor
I sometimes use an external monitor on Ubuntu 22.04.1 LTS. However, the monitor is off now.
The problem is that sometimes application windows will get sent to the deactivated monitor, upon which they ...
0
votes
1
answer
389
views
Recently upgraded to Ubuntu 22.04 and now my monitor is shown as 'Uknown Display' and second monitor doesnt even show up
I followed some basic instructions:
ubuntu-drivers devices
and
and ubuntu-drivers autoinstall to install the nvidia nvidia-driver-515 but my monitor, which is Benq XL2411, is shown as Unknown Display ...
0
votes
1
answer
45
views
how can I make windows appear on unfocused monitor
I am on ubuntu 22.04.1 LTS on the gnome window manager and have became very annoyed over a feature - or absence of a feature, where when I open a new window it covers up whatever I am on, when there ...
0
votes
1
answer
394
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Text is blurry ubuntu 22.04
So i recently switched to ubuntu. Everything works good and i love it! But there is a one problem that's been driving me crazy. The text is not sharp on my external monitor(27 inch 1920 x 1080) but ...
0
votes
0
answers
50
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how can i literally shrink the size of one of my monitors?
I saw a question very similar to this, "how do I shrink my monitor's size?" wherein the asker requests a black margin surrounding their screen; how would I achieve the same thing on Wayland? ...
0
votes
1
answer
2k
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DELL Dock station WD19S not recognized on Ubuntu 22.04
I'm trying to connect a Dell Dock station WD19S on my Ubuntu 22.04 laptop (my goal is to connect 2 external monitors to my laptop). Under Devices list, when I plug in a USB-C cable from the Dock ...
2
votes
1
answer
169
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How do I get windows to restore their position when (dis)connecting external monitor on laptop?
I recently did a fresh install of Kubuntu 22.04 on my laptop and having troubles with my laptop and an external monitor. When I disconnect my external monitor, which is larger than the laptop, the ...
1
vote
2
answers
2k
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Ubuntu 22.04 nvidia gpu immediately puts display port connected monitors in standby mode
Setup and Problem
I'm running a Ubuntu 22.04 with a Nvidia RTX 3070-ti with two monitors. The GPU has 1 hdmi port and 3 display ports. Whichever monitor is plugged into the hdmi slot is by the ...
0
votes
0
answers
512
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Upgraded to Ubuntu 22.04 and laptop's Primary Display is Not Working
I was on 20.04, and both displays were working without any issues. But, ever since I upgraded to 22.04, only the external display is working, and the primary display is black with a non-blinking ...
0
votes
1
answer
221
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ASUS VA249 HE monitors on ASUS PRIME Z690-P D4 Motherboard
I have dual monitor setup. Both monitors are Asus models VA249 HE. They are connected to the Display and HDMI ports of the Asus Motherboard. I am running Ubuntu Ubuntu 22.04.1 LTS.
When I boot with ...
1
vote
1
answer
197
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Independent multi-monitor dock configuration
I have GNOME version 42.5 and multi-monitor setup. Is it possible to have an independent configurations for a dock for each monitor. For example to have a dock on left on the left monitor and on ...
0
votes
1
answer
2k
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HDMI not working after update on Lenovo
I have a Lenovo Legion 7 16ACHg6 that for a week decided not to detect any external HDMIs nor other types of cables. It is a dual booted laptop with Windows 10 on another disk (disabled Secure Boot, ...
0
votes
1
answer
42
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Make freshly connected external monitors always start with empty desktop
When I connect an external monitor to my laptop various windows I had open will end up displayed on that external monitor.
I am guessing it is remembering what windows were displayed where last time i ...
0
votes
0
answers
22
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Hub multi-port mistook for an external monitor when headphones plaggued in
I bought this hub, and, whenever I plague my headphones in, the computer thinks I got an external monitor (see attached screenshot).
I tried with different headphones and the result is the same. I ...
0
votes
1
answer
156
views
Lubuntu 20.04 keeps trying to use two monitors even if a secondary monitor is unplugged, settings reset after reboot
Problem details
I used to use a second monitor ages ago, but I do not use it anymore. I never want again to use a second monitor.
The second phantom non-existing unplugged monitor is used by default ...
1
vote
1
answer
71
views
Multiple monitor app interface duplication issue
I am using a laptop and 2 monitors connected to it (laptop display is set as main). While using those monitors, in some situations (didn't observe a cause to trigger this effect), when an application ...
0
votes
0
answers
1k
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Ubuntu not detecting monitors via USB-C
I know that in the past there have been many similar issues but none of the troubleshooting has assisted in my iteration of the problem. I am using a USB-C to HDMI Dual Display Adapter (Wavlink WL-...
2
votes
0
answers
60
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Ubuntu Forgets Samsung G9
One of my displays is a Samsung G9, and every time I lock the machine and the displays go blank, Ubuntu has "forgotten" about the G9 when I log back in. It works fine on the next restart, ...
0
votes
0
answers
506
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How do I save my dual monitor configuration?
My system uses dual HDMI monitors and until this upgrade, they were working as expected. Now, however, whenever the PC goes to sleep, and is reawakened or even if the monitors themselves go into their ...