Questions tagged [multiple-monitors]

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

Filter by
Sorted by
Tagged with
0
votes
0answers
11 views

Ubuntu 20.10 Lenovo Think Pad Carbon - 3 external monitors not working

I have 2 HDMI monitors and 1 vga sent through a splitter (https://www.amazon.com/gp/product/B087WKQ8SW). When I close the laptop lid, 2 of the 3 monitors work, and it seems to fluctuate randomly. I ...
0
votes
0answers
22 views

Two monotors on ASUS K55VD

So i Have two graphic cards, one HDMI and one VGA port. My problem is i cant use 3 displays at once. I can see them in Displays settings, but one is unchecked, when i try to check 3rd display keep ...
1
vote
0answers
29 views

Pointer is showing on the wrong screen

Tl;dr I have a 3 monitor setup and when I move the pointer to the right side of the screen on my left monitor it actually shows in the middle of the screen on the middle monitor. Setup: DVI-I-2-2: ...
0
votes
0answers
15 views

One screen garbled with fractional scaling on Xorg with Ubuntu 20.10 on Nvidia after boot

TLDR: One 1080p monitor at boot is garbled to near blackness, turning fractional scaling off, then back on fixes it. This is running on Xorg with Nvidia drivers on Ubuntu 20.10. Would like to have it ...
0
votes
0answers
18 views

How can I block Ubuntu from recognizing a USB-C monitor?

I use an external monitor with my laptop. The monitor has HDMI and USB-C ports. I haven't been able to get display-via-USB-C to work reliably with this monitor (on any computer, Ubuntu or Windows), so ...
0
votes
0answers
13 views

Restarting my laptop (Dell XPS 9350) with external monitors connected causes black screen on laptop

I have had this issue for a long time and would like some help on what could be the issue here. I have a dell xps 9350 laptop with ubuntu 20.04.1 LTS on it. When i have my external monitors connected ...
0
votes
0answers
23 views

Monitors stuck on respective graphics card after ubuntu 20 upgrade

Since I updated Ubuntu from 18.04 to 20.04 I can no longer use both of my screens at the same time. I'm on a Laptop with 2 graphics cards: Intel UHD Graphics 630 and Nvidia GeForce GTX 1050 Ti Mobile. ...
0
votes
0answers
13 views

How do I figure out the HEAD number of my display?

I have 2 screens on my computer, one of which is a drawing display. To map the pen to the display, I need to use the command xsetwacom --set Device MapToOutput HEAD-X which I figured out by trial and ...
0
votes
0answers
15 views

Mirror Display won't stay for 20.04

I am having big trouble keeping a stable external monitor display. I have a Dell laptop and a Dell monitor. When I choose Mirror from Display Settings, it still flashes a lot. At first, it will ask ...
2
votes
2answers
104 views

Can't set 2560x1440 resolution on Ubuntu 20.04 with Intel Graphics Card

So I have an HP monitor attached to my laptop as an external monitor. The documentation for the monitor says that the optimum resolution using their supplied HDMI cable is 2560x1440 @ 60 Hz. When I ...
0
votes
0answers
15 views

How to keep full-screen windows on top when they don't have focus (Xubuntu 20.04)

I have a multi-monitor setup. When I have a window on one-monitor full screen but move focus to a window on a different monitor (I have focus set to follow the mouse) the full screen window goes to ...
1
vote
0answers
27 views

Running Ubuntu 20.04 and can't extend displays with nvidia-driver-455

I changed my graphics driver to NVIDIA driver metapackage from nvidia-driver-445 (proprietary, tested) and everything is smooth but I can't extend my displays. To be specific my laptop does not detect ...
0
votes
0answers
25 views

windows opening on dual monitor open beyond the screen Ubuntu 20.04 Gnome

I am on a laptop with a 1920x1080 built-in display, connected via mini-HDMI and an adapter to a VGA monitor 1600x900. Using Gnome as my DE. When I open some windows (file browsing, image viewer) on ...
0
votes
0answers
18 views

How to change primary monitor on hardware layer?

With my family we sometimes use TV as second monitor, when I don't need to enter grub it's ok, but if I want to swap OS or change something in UEFI it starts with TV as primary, so I don't see ...
0
votes
0answers
13 views

Dual monitor Dark screen issue

I have Ubuntu 20 (the same issue with the previous ubuntu 18) in my Toshiba Satellite l500-1UR laptop. When I plug external monitor such as an LCD screen or data show projector, the display shows dark ...
-1
votes
0answers
18 views

Disabled monitor appears on login [closed]

I have three monitors connected to my PopOS 20.04. Two of them are now in front of me and the other is somewhere else. When I'm logged on, I open my screen configurations and disable monitor number ...
0
votes
0answers
13 views

multi moniter wallpapers

I have a 3 monitor setup and have a second drive with a large folder (15GB) of wallpapers that I want to have a slideshow but want each monitor to have a different wallpaper and for it to change every ...
0
votes
0answers
17 views

On Ubuntu 20.04 LTS amd64 multiple display issues

Ubuntu 20.04.1 LTS amd64 on a bootable flash drive, in settings in displays. I have 4 sceptre 24 inch displays on a asus/nvidia RTX 2060 graphics card. There are no issues with win 10 home, but when I ...
0
votes
0answers
23 views

Ubuntu on dual 1440p monitors

I am new to Ubuntu and have dual 1440p monitors. The scaling of apps on them is very small and also, Ubuntu is not running at 60 hz. Is there any fix to this? If I scale both the monitors down to ...
0
votes
0answers
10 views

Is SLS multi monitor (Eyefinity) supported in AMDGPU FOSS drivers? Kubuntu 20.04.1

Syntax in man page --setmonitor name {auto|w / mmw x h / mmh + x + y } {none| output , output ,...} This is my output: xrandr --setmonitor Eyefinity auto "DisplayPort, DVI-D-0" output list ...
0
votes
0answers
18 views

can't change scaling on second monitor

Monitor 1 is 4k Monitor 2 is HD Monitor 1's Scale is 200%, and I would like to change the Scale of Monitor 2 to 100%. But when I select "100%" for Monitor 2, it also changes Monitor 1's ...
0
votes
0answers
8 views

Monitor screen is blackened but not turned off

I have a ThinkPad L15 notebook. This is the spec of my computer and OS: I am using a Philips 27'' monitor and laptop screen is turned off. I have a configuration which turns the screen off after 5 ...
0
votes
0answers
27 views

Ubuntu 20.04 Activities takes wrong Monitor size

I freshly installed Ubuntu 20.04.1 on my pc and the Activities doesn't seem to be working as it should. My setup consists of my main monitor (1920x1080) and a second one (1920x1080) left of my main ...
0
votes
0answers
20 views

External monitors on laptop used to work but not after update

I have 2 monitors connected to my laptop on mini-DP ports. I used to have all the 3 screens including my main laptop display working but not today. I don't know how to start troubleshooting. Any ...
0
votes
0answers
38 views

Ubuntu 20.04 LTS - Dual Monitor setup with closed lid

I just upgraded to Ubuntu 20.04 LTS 'Focal Fossa' and I want to set up my i-tec USB 3.0 Docking Station. Normally, I intend to connect my laptop (Lenovo y-700 15-isk) to the docking station, where two ...
0
votes
0answers
10 views

Notebook monitor not recognized after generating Xorg file - Ubuntu 18.04

When I enable the "Force Composition Pipeline" option on NVIDIA X Server Settings to correct screen tearing, it generates a xorg.conf file on /etc/X11/. However, after rebooting the system, ...
0
votes
1answer
33 views

How to adjust confused dual display numbering in Ubuntu?

I am using double display and after the upgrade to Ubuntu 20.04 the system is confused about the numbering of the monitors (the numbers on the screens differ from the ones in the settings) and thus it ...
1
vote
0answers
72 views

Problem with full-screen applications and fractional scaling for HiDPI monitors

This is another problem I experience with fractional scaling/HiDPI and Ubuntu 20.10. I have a setup with 2 normal DPI monitors and one HiDPI with 150% zoom. The problem is when an application requests ...
1
vote
1answer
90 views

Enable HDMI output on 20.04.1 LTS

I've installed Ubuntu for the first time a few days ago (20.04.1 LTS). My current concern is that xrandr/arandr as well as the gnome-control-center do not show my second monitor plugged in via HDMI. ...
0
votes
0answers
21 views

Two keyboards and two mice on a two display powerful computer

My laptop is connected to an external display, and I also use an external mouse and keyboard connected via USB. Currently I control both screens with the keyboard and wireless mouse, but I would like ...
0
votes
0answers
28 views

Second monitor functional but frozen in Ubuntu 20.04

I'm currently experiencing an issue where my second monitor is detected, displayed, and is functional. However, my screen will instantly freeze and capture whatever is on my screen at the time of ...
0
votes
0answers
53 views

Installed Ubuntu 20.04.1 Built-In display appear as Unknown Display

I dual-boot installed Ubuntu 20.04.1 (LTS) on a Lenovo Thinkpad T14 (AMD version), when trying to connect to a 2nd monitor and checking Displays, it says Unknown Device, executing xrandr gives the ...
0
votes
0answers
57 views

Ubuntu 20.04 external monitor disconnects after a short period

I'm running Ubuntu 20.04 on a Dell XPS 15 9570. I've been happily using external monitors on it with minimal issues until today, where it's suddenly started to shut off the external display after a ...
1
vote
0answers
89 views

Ubuntu 20.04 crashes when unplugging HDMI

My Ubuntu system crashes whenever I disconnect a second monitor: the laptop screen turns black, all I can do is a hard reboot. It used to happen once in a while with 18.04, but now I've updated to 20....
1
vote
2answers
117 views

How to map external touch screen to ignore laptop in multimonitor setup?

Kubuntu 20.04 with extended display. Laptop screen has no touch. External screen is a touchscreen. When touching the center of the external screen, the mouse points at the border between two screens. ...
0
votes
0answers
21 views

Ubuntu displayport keeps disconnecting

I run 2 external monitors via DisplayPort connections on my Dell XPS 13 with Ubuntu 20.04. However, after several days I always find one display goes black. Running xrandr shows: DP-2 disconnected (...
0
votes
0answers
38 views

How to make laptop as second monitor?

I have tow Laptop both of them running ubuntu 20 , Is there any way to laptop as second screen ?. i used to do this in windows but in linux its seems to be complicated. I want to mention that i am ...
0
votes
1answer
26 views

LG Monitor not working with 75hz

I have LG 34WL500 and it works fine with 60hz settings, but when I set 75hz the screen remains black. Has anyone experienced similar issue? Am not sure if additional drivers are needed for this ...
1
vote
2answers
43 views

Ubuntu Live Setup without interior laptop lcd

I'd like to run ubuntu on my ex-laptop. It had win7 or 10. I formatted all data on HDD so it has no OS now. Big problem is that the laptops interior LCD has broken years ago and I will use it with a ...
0
votes
0answers
37 views

Question about Ryzen 7 and GTX Laptop - PLease help and excuse the broad text!

For starters excuse the title. I mentioned that as I have several questions and I am overwhelmed as to where to do my research on them. so I thought it would make sense to do an AIO here. I have a ...
0
votes
0answers
27 views

How to run TV through HDMI and control by TV Remote?

I am thinking to find a ubuntu application that will run TV on my LED Monitor over HDMI and changes channels by TV Remote. Not just TV, also youtube channels, and podcasts too. I just saw an article ...
0
votes
0answers
36 views

No optimal screen resolution for external screen

I am trying to attach an external monitor (Samsung LC34H890WJI) to the laptop with Ubuntu 20.04 (Samsung NP940Z5L); however, I cannot achieve a stable maximum resolution for the monitor, which should ...
0
votes
0answers
33 views

How to fix display errors in VirtualBox and “open file” kdialog (and some other apps) when using nvidia dual monitors

It's hard to describe but when I start some applications- VirtualBox is a latest example- it draws some elements in offset to application window and duplicated which makes the application unusable. ...
0
votes
0answers
37 views

Cannot use external monitors with HDMI port on Ubuntu 18.04 system

My computer only use Intel drivers (no NVidia graphic card at all), and suddenly cannot use external monitors on my HDMI port after installing some graphic packages (cannot revert the process). Here ...
0
votes
0answers
16 views

Ubuntu 18.04/Gnome 3 multi-screen config file

I run Ubuntu 18.04 with gnome3.28 as the window manager. I have multiple screens attached (total 5 screen connected to 2 GPUs). I want to access the screen offsets used by gnome3 to merge my physical ...
1
vote
0answers
149 views

Trouble with second monitor

I rencently have a second monitor and I can't get it to work the way I wanted. When I click on Opera brower it's show up on my laptop screen but when I open Firefox it open in my second monitor, how ...
1
vote
0answers
21 views

How to set correct displays setting at login screen before login (Ubuntu 20.04)? [duplicate]

I am currently using a dual-monitor display setup for my desktop. My left screen (DP-4) is configured as normal landscape and my primary screen, whereas my right screen (DP-0) is configured to rotate ...
0
votes
0answers
22 views

Intel Display is lost

I've installed ubuntu 20.04 via usb stick. It's installed on seperate disk. Im gonna planning dual-boot with w10. My system specs; gigabyte z390 aorus elite intel 9th gen cpu and 8GB+ ram RTX 2000 ...
0
votes
0answers
15 views

IBM X1 Carbon with usb-c hub with 3 HDMI monitors

2 of the 3 monitors work great, it won't find the 1st one. I'm guessing this has something to do with the laptop monitor being enabled or detected. Anyone have a ubuntu laptop working with 3 ...
0
votes
0answers
39 views

Please Help! Dual Monitor Setup with “DaisyChaining” not working on Ubuntu

my current setup is: Dell XPS 9500 and two DELL U2520D monitors. I have them connected in the following way. XPS --> USB-C in Monitor 1 --> DP out Monitor 1 --> DP in Monitor 2. I have MST ...

1
2 3 4 5
81