Questions tagged [multiple-monitors]

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

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video-dummy - The Fake display with/without monitor connected at the same time

I have installed the xserver-xorg-video-dummy-hwe-18.04 to let I use the VNC without needs to connect HDMI cable to my ubuntu machine. I followed the Topic here, and successfully able to use VNC ...
scalopus's user avatar
  • 323
13 votes
1 answer
5k views

Make new windows always open in specific monitor by default

Ubuntu 18.04.2 x86_64 I have a dual monitor setup. The behaviour for opening a new window is very inconsistent among applications and it's annoying: Pressing Ctrl+N in Firefox seems to always open a ...
Kal's user avatar
  • 395
12 votes
0 answers
6k views

Lenovo docking station issues - Going to sleep and not waking up with screens

Here is the setup: L460 Thinkpad dock 2x Samsung monitors over Display Port Ubuntu 16.04 Expected behavior: I would expect that when the laptop is docked, and the lid is closed. The laptop internal ...
philthy's user avatar
  • 243
12 votes
2 answers
536 views

Get Windows Back After Waking Up On 16.04 LTS

On my dual-monitor setup some windows get off screen after the sleep (suspend) mode. I have to manually Alt+Space to move them back. How can this be accomplished automatically after the sleep?
Vladislav Dmitrievich Turbanov's user avatar
12 votes
2 answers
653 views

How do I switch my monitors separately on Ubuntu 14.04?

I have two monitors, and would like each monitor to have its own desktop wall. I did some Googling, installed CompizConfig Settings Manager, and changed Desktop Wall => Viewport Switching => ...
anarchocurious's user avatar
11 votes
0 answers
1k views

Mouse movement between screens with different screen resolution

I'm looking for a way to resolve the scaling issues between different resolution monitors and moving the mouse between them. When moving the mouse to the edge of the screen, it hits an invisible void ...
Ben Fortune's user avatar
11 votes
1 answer
1k views

Rotate External Display with NVIDIA drivers

I am running Ubuntu 16.04 64-bit and have an NVIDIA GeForce 940M graphics card (proprietary NVIDIA drivers are installed for this). I have an external monitor that I want to rotate Counter-Clockwise (...
dakatk's user avatar
  • 163
10 votes
1 answer
5k views

How to configure multiple displays with different DPI settings using xfce >= 4.14?

XFCE 4.14 promises HiDPI support. I'd like to use different DPI settings on my laptop screen and on the external monitor, but I can't find any new features improving this particular situation. So what ...
lumbric's user avatar
  • 3,994
9 votes
1 answer
2k views

Notifications on both screens in Ubuntu 18.04

Notifications are useless if I don't always see them. I can't know which screen I'm going to be looking at, so they should appear on both screens. Is there any way to get this to happen in Ubuntu 18....
Luke Maurer's user avatar
9 votes
1 answer
10k views

Dual monitor using Intel graphics stopped to work on Ubuntu 18.04

I installed ubuntu 18.04 few days after the release. It was working fine until now. Now it is not detecting the external monitor. My system a Laptop MSI gs30 2m shadow without external dock: $ ...
angelcervera's user avatar
9 votes
1 answer
4k views

Ubuntu 16.04 -- NVIDIA X Server Display Configuration ( No Scanout)

I am currently using Ubuntu 16.04. My laptop's GPU: NVIDIA NVS 5200 m (and the Intel one).I installed NVIDIA Driver version: 340.96 through sudo ubuntu-drivers devices | grep recommended (the same ...
Carls's user avatar
  • 91
9 votes
2 answers
2k views

Command to span window across multiple monitors

Trying to create a shortcut to take the active window and display it across two displays. Using the following only maximizes it on a single monitor: wmctrl -r :ACTIVE: -e 0,0,0,1800,2300
nullsteph's user avatar
  • 423
8 votes
0 answers
3k views

Can't Boot on Dual Monitor

Summary of issue: Can't see GRUB2 boot menu on monitor connected via DVI port. Up until recently I had everything working fine for my Windows 10 / Ubuntu 18.04.2 dual boot setup. I had two monitors: ...
GinjaNinja's user avatar
8 votes
0 answers
1k views

External USB C Monitor not being recognised on Ubuntu 17.04

I have an ASUS-Zenbook UX310UA-GL160R and I am trying to connect a second monitor through usb-c to DVI adapter. Second screen is okay. Tested it with another machine. Monitor not being detected when ...
Appa's user avatar
  • 81
7 votes
0 answers
827 views

Old LG screen/tv no signal on HDMI

When I run xrandr when the screen is off I can see the HDMI port "connected" with all the screen resolutions options fine. However, when I turn the screen on, I just get a blank screen and when i run ...
rtp's user avatar
  • 121
7 votes
2 answers
2k views

HDMI to VGA converter connection errors

I'm getting a weird error when connecting my VGA monitor via an Aukey HDMI to VGA adapter to my laptop's HDMI port: Whether a connection can be established or not (i.e. on startup, when opening ...
Felix Edelmann's user avatar
7 votes
1 answer
3k views

xbacklight -display XX?

I have two displays. I can successfully set brightness for the first display using e.g. xbacklight -set 30, but I cannot dim my second display connected to HDMI. I tried xbacklight -display HDMI1 -set ...
max5555's user avatar
  • 317
7 votes
0 answers
7k views

How to generate ~/.config/monitors.xml file from a script?

I'm writing a script that set ups multi-head configurations, it generates an xorg.conf file and runs an xrandr command to setup the displays. This works fine until the computer reboots and logs back ...
John Conder's user avatar
7 votes
1 answer
2k views

How do I change display scaling dynamically?

I have two monitors on my system, a 4k monitor (built-in) and a 1080p monitor (external). Obviously, this causes some issues with scaling due to the fact that windows often have weird sizes and are ...
Kaz Wolfe's user avatar
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7 votes
1 answer
4k views

Scaling with a 4k monitor and 2k monitor

I'm currently using two 2k monitors and a third 4k monitor. Is there any way to use max resolution on all of them and scale things up a bit on just the 4k monitor? I've been digging around for ages ...
rinu's user avatar
  • 233
7 votes
1 answer
5k views

Different text scaling factors for different displays?

I just purchased a new laptop, which has a much higher DPI than my prior one did; in fact, its resolution (in a 14" form) is roughly the same as that of my 23" second monitor. I'd like the text on ...
cemerick's user avatar
  • 171
7 votes
0 answers
5k views

XFCE Display Setup

I have recently installed Ubuntu 12.10 on another PC, and decided to install XFCE (by installing xubuntu-desktop) Everything works great, except XFCE refuses to store my screen resolution and setup. ...
user137832's user avatar
6 votes
0 answers
5k views

Ubuntu 22.04 LTS unable to setup second monitor

Upon fresh installing Ubuntu 22.04 today, I came across a problem that my main monitor that I want to use (ASUS ROG PG278Q 2k 144Hz Display port) is not being detected. Meanwhile my second monitor(...
ubuntucroq's user avatar
6 votes
0 answers
4k views

Difficulty to setup two monitors with different resolution and scale

I have Ubuntu 18.04 LTS with standard Gnome with two monitors, UHD and HD. The left monitor is primary and would need a zoom of its desktop - the factor 1.25 would be perfect. I can't use GUI for that ...
Celdor's user avatar
  • 234
6 votes
0 answers
487 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 ...
Olaf's user avatar
  • 161
6 votes
0 answers
2k 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 ...
metichi's user avatar
  • 897
6 votes
0 answers
305 views

eclipse on Ubuntu 17.10 - toolbar drop down menus and pop ups moved when using dual monitor set up

When I use eclipse oxygen on Ubuntu 17.10 with a dual monitor set up, the drop down menus and the pop ups from the toolbar are moved downwards: eclipse - drop down menu: eclipse - pop up: ...
fradeco's user avatar
  • 71
6 votes
1 answer
664 views

17.10 Freezing When Moving Windows

This issue occurred both before and after I did a fresh install of Ubuntu Desktop 17.10. I have a dual monitor setup 27" and 24" using a GTX 970. When I am moving a window around either by clicking ...
b_g's user avatar
  • 61
6 votes
1 answer
3k views

2560x1440 resolution on 16.04 and ATI/AMD Radeon HD4670 card

I'm trying to setup two monitor configuration on my laptop with dual OS setup (ubuntu 16.04 and win7) connecting 27" Dell u2717d monitor via DisplayPort. I have single video adapter ATI/AMD Radeon ...
TopaZ's user avatar
  • 61
6 votes
0 answers
1k views

Unplugging HDMI cable doesn't switch back to single monitor mode on Lenovo Yoga 3 11 laptop

I have a Lenovo Yoga 3 11 laptop with Ubuntu 15.04. When I plug the HDMI cable to my external monitor, the system goes into multi-monitor mode so I can use the laptop display and the external monitor ...
nLinked's user avatar
  • 3,347
6 votes
0 answers
6k views

How to set different scaling on multiple monitors?

I have a notebook with a resolution of 3200x1800, running Ubuntu 14.04.2 LTS with kernel 4.0.0-040000-generic. Unitys scaling function works great to magnify the menus, titlebar and applications. Now ...
lumen's user avatar
  • 485
6 votes
0 answers
4k views

How to get "xdotool windowsize" to resize a window across two monitors

I have two monitors side-by-side. I can manually resize a window to span across the two monitors. However, I am not able to automate this action using "xdotool". It appears that I can resize the ...
Arthur's user avatar
  • 61
6 votes
1 answer
937 views

Mouse is blinking/flickering at my built in monitor with an external monitor, please help

I am using a Thinkpad W530, and due to my works, I need to use an external monitor. I am using nouveau and nvidia-prime to switch between intel and nvidia adapter. After I connected and switched on ...
Tarzan's user avatar
  • 161
6 votes
1 answer
10k views

Two different workspaces for two monitors

I know this question has been asked before in the last 5 years or so, but my situation seems to be different. I recently aquired a new monitor for my laptop and I'd like to view a separate workspace ...
GRB's user avatar
  • 213
6 votes
3 answers
5k views

After upgrading from13.10 to 14.04 screen on a laptop doesn't work but

First my laptop CPU/GPU is Intel Celeron N2815 (Bay Trail) and I am in dual boot with windows 8. I have upgraded from ubuntu 13.10 to 14.04 today through update manager. And after upgrading and after ...
Mlinko's user avatar
  • 85
5 votes
0 answers
124 views

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 ...
Ankit Koirala's user avatar
5 votes
0 answers
5k views

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 ...
Nethereal Laplace's user avatar
5 votes
1 answer
18k views

How do I configure xorg.conf for two X screens on one Nvidia card?

Aims Goal of this post: Figure out what xorg.conf configurations are necessary to use each of my dual monitors as a separate X screen. Intermediate goal for this post: Figure out why I cannot start X ...
Stonecraft's user avatar
5 votes
1 answer
6k views

How to open application on a specific display in Ubuntu 20.04

I am using dual monitors and whenever one of my application opens a new window, it is always created in my secondary display instead of my primary display. I've attempted solutions involving Auto Move ...
justin Yang's user avatar
5 votes
0 answers
996 views

Issues in 20.04 with KDE/Plasma and nvidia cards

I am running Ubuntu 20.04 LTS, all up to date, with KDE/Plasma and nvidia Quadro P620 card. I have two monitors set up with two DELL U2717D monitors. NVIDIA Driver is 450.80.02 My computer is always ...
Branko Radojevic's user avatar
5 votes
1 answer
7k views

How to set up dual display with dual graphics card on Ubuntu 20.04?

I'm setting up PC with a pair of GeForce GTX 1070 (Both ASUS TURBO 1070) cards and a Philips 246E FHD monitors connected to each via DP(GPU-0) and HDMI(GPU-1). PC config: DELL WorkStation Precision ...
Yoshio Nishimitsu's user avatar
5 votes
2 answers
525 views

Is it possible to have two monitors with different scales?

I have currently two monitors : Screen 0: minimum 8 x 8, current 6400 x 2160, maximum 32767 x 32767 DP-2 connected primary 3840x2160+2560+0 (normal left inverted right x axis y axis) 600mm x 340mm ...
Dimitri Danilov's user avatar
5 votes
0 answers
251 views

Bug using two Monitors with different resolution

I have a very confusing problem. I'm using Ubuntu 18.04 with 2 monitors My main monitor (15.6") has a resolution of 1920x1080 and my second one is 28" with a 4k resolution. When I'm using my two ...
freddie92's user avatar
5 votes
0 answers
3k views

How to use pyshical display when it connected instead of dummy display driver on Ubuntu 18.04

I have Intel NUC with Ubuntu 18.04 which operates as server the most time. Sometimes SSH is not enough and I need to control it using Team Viewer. This is why I installed and set up xserver-xorg-video-...
dmitry1100's user avatar
5 votes
0 answers
2k views

Black screen on detected second display on Ubuntu 18.04

I recently updated my laptop to Ubuntu 18.04 from 16.04. When I tried to use my external monitor with it for the first time, everything worked well and I set the external monitor as the primary ...
user3738870's user avatar
5 votes
0 answers
553 views

Trouble to recognize external monitors at startup

I don't consider myself a linux guru. I'm not sure about what information I need to provide. I will gladly update my question if you give me the instructions. Setup HP Spectre x360 - 13-4190nz with ...
Clément Baconnier's user avatar
5 votes
0 answers
3k views

Thinkpad USB 3.0 docking station disconnects and reconnects

I have a Thinkpad T450s with a USB 3.0 docking station (also Lenovo), running 16.04 LTS. The docking station is connected to a few USB peripherals, ethernet, and a DisplayLink monitor. The station ...
Michael's user avatar
  • 51
5 votes
0 answers
599 views

How to keep dual monitor setting after reboot (with gnome, gdm, wayland)

I would like to recover my previous monitors configuration when my computer boots with an external monitor plugged in. It works out of the box with lightdm, gnome, and X session, it's not the case ...
mxdsp's user avatar
  • 3,808
5 votes
0 answers
478 views

How to show opened windows in current display with ALT +TAB switcher in Ubuntu?

I am using Ubuntu 16.04, using multiple monitors, when I use ALT+TAB to switch between applications, all the windows in all monitors are coming up and it's confusing me. Can anyone know how to show ...
Lokesh Sanapalli's user avatar
5 votes
0 answers
314 views

Firefox minimizes when using "Always on Visible Workspace" on an hdmi dual monitor

I've never used the always on visible workspace feature without the dual monitor setup, so it's not clear to me whether that part is related. When I pin a firefox window to every workspace on one ...
Dustan Levenstein's user avatar

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