Questions tagged [multiple-monitors]

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

2,608 questions with no upvoted or accepted answers
Filter by
Sorted by
Tagged with
3 votes
0 answers
619 views

How to set screen-specific scale?

I have a laptop with Ubuntu 18.04 and a 768p screen that I hook up to a 4k (3840/2160) screen when at home. I'm using Join displays as the display mode. Here is what it looks like in Settings: ...
SteveAdmin's user avatar
3 votes
0 answers
1k views

Second monitor won't work (via DisplayLink dock)

I am trying to install WavLink's docking station (WL-UG93DK3) using DisplayLink's instructions, as directed from the WavLink website. I'm following the instructions perfectly, and when running the ....
Keiva's user avatar
  • 315
3 votes
0 answers
991 views

Ubuntu 16.04 DisplayPort 1.2 MST not working with Radeon driver

I am trying to use 6 monitors using 2 DP1.2 MST hubs with Ubuntu 16.04. When I plug everything in, Ubuntu only recognizes 2 monitors, and the 3 monitors across each hub just get mirrored. I am using:...
Nikita240's user avatar
  • 153
3 votes
1 answer
2k views

Why is 17.10 signin on the wrong monitor in a two monitor setup?

This issue showed up in 17.04, and followed into 17.10 when I upgraded. It happens when booting Xorg, Unity, Ubuntu setups. The problem is that although my desktop monitor, a Samsung 22" SVGA monitor,...
Jim_HiTek's user avatar
  • 191
3 votes
1 answer
475 views

Triple Display setup - cursor flickering

I have Kubuntu 16.04 installed on a Lenovo Yoga 460 with two external monitors connected via hdmi. Everything works good so far. But when switching on the second monitor, the mouse cursor flickers ...
Moritz Büttner's user avatar
3 votes
0 answers
337 views

Display order keeps getting reset and buggy Display settings

When I use my laptop at work, I usually plug in two monitors and close the lid. Before Ubuntu 17.10, the system remembered the order that I chose the previous time that I connected them. After Ubuntu ...
Vinno97's user avatar
  • 141
3 votes
1 answer
790 views

Ubuntu 17.10 - configure mirroring or disable main laptop screen without access to the UI

I upgraded to Ubuntu 17.10 on a laptop whose screen is broken. The only way I can see what's going on is by plugging an external monitor. The problem is that after the upgrade, plugging the external ...
Sami Dalouche's user avatar
3 votes
0 answers
561 views

Ubuntu gnome 17.04 gdm login change monitor / screen

I have two monitors. The greeter is displayed on the secondary monitor and I would like to change that. I tried removing the secondary monitor's cable from the GPU and starting PC to force only one ...
user avatar
3 votes
0 answers
256 views

Fresh Ubuntu installation showing two displays but I only have one

I've just installed Ubuntu 17.04 and it is detecting two displays but I only have one. it's an unpleasant experience because the display that I don't have is considered as primary display so things ...
sanket deshmukh's user avatar
3 votes
2 answers
921 views

How to properly handle 4K resolutions on Kubuntu 16.04?

I have a 15.6" laptop with a 4K resolution running with Kubuntu 16.04. At first, everything was so small, so I forced the fonts DPI to 220. The display works correctly, but I have to manually increase ...
Victor T.'s user avatar
3 votes
2 answers
2k views

External screen recognized, but black

I have a brand new computer (i5-7200U, so Kabylake with a Intel HD Grpahics 620) running Ubuntu 16.10. And I use an external HDMI screen. For some reasons, this one is detected (I see it in the ...
xavier.seignard's user avatar
3 votes
0 answers
3k views

Xubuntu 16.04 LTS: HDMI-Display not working

I did a complete fresh installation with Xubuntu 16.04.1 LTS. Unfortunately, my HDMI-display does not work. Everything fine using the live-usb. But after reboot and first boot of the fresh installed ...
lshw's user avatar
  • 31
3 votes
0 answers
3k views

Xrandr only found one provider (but I have two graphic adapters)

I've a pc with Ubuntu 16.04.1. Yesterday, I've installed another graphic adapter to my pc to get more display outputs. My first adapter is a nVidia GTX 770, and I have four displays attached: two on ...
andye's user avatar
  • 31
3 votes
0 answers
7k views

Why is xrandr not letting me scale my display?

I'm trying to scale my external monitor to allow my 4k/1080p setup to be run with things being actually visible, but xrandr is refusing to allow me to do anything: My command, xrandr --output HDMI-1-...
Kaz Wolfe's user avatar
  • 34.1k
3 votes
0 answers
312 views

Unstable scaling on 2 displays with different resolutions

My main screen is a 17.3' laptop screen with UHD resolution (3840x2160) and my second display is 23' (1920x1080). My configuration is 2x scaling for the UHD display and 1x for the other one. The main ...
Shahe Tajiryan's user avatar
3 votes
0 answers
154 views

Alt+Tab switcher on primary monitor only

Is it possible in Ubuntu Unity to show Alt+Tab switcher always on primary monitor instead of where mouse pointer is?
Jokla's user avatar
  • 133
3 votes
0 answers
1k views

Thunderbolt Display Hotplug

I have a MacBook Pro 11,5 running Ubuntu 16.04. I have attached an Apple Thunderbolt Display to it. I have noticed that the display only works if it was plugged in on boot. I can see the display in ...
Naftuli Kay's user avatar
  • 4,226
3 votes
1 answer
542 views

No display on laptop screen when using nvidia prime

I'm running nvidia drivers 367.57 on a precision 5510 (Quadro M1000M + skylake). It's connected to an external monitor via Displayport through a Dell D3100 dock. I'm running Ubuntu 16.10 with kernel 4....
ashic's user avatar
  • 383
3 votes
1 answer
3k views

Second monitor causes screen flicker

I am running 16.04 on my desktop pc and when I add a second monitor it causes the screen to flicker, especially when interacting with GNOME. I have an amd radeon gpu. lspci shows 01:00.0 VGA ...
hal's user avatar
  • 153
3 votes
0 answers
848 views

Dual Monitors with HDMI not Working

I have two external monitors: one I connect directly to a VGA port on my laptop, and one I convert to HDMI which connects to my laptop. If either one, and only one, is connected to my laptop in ...
bcf's user avatar
  • 163
3 votes
2 answers
4k views

HDMI External Monitor no longer detected (Ubuntu 16.04)

I can no longer get the HDMI port to work on my laptop (Asus TP300L) after a reboot earlier today. I can confirm that this is not a hardware issue as the external monitor works fine on win10 and ...
MidnightTortoise's user avatar
3 votes
0 answers
2k views

Pretty bad screen tearing on non primary monitors in a multi-monitor setup. (Nvidia)

My setup right now includes 2x 1080p monitors, 1x 1440p (primary) monitor hooked up to a GTX1070. The driver version is the current default 370.23. I haven't tried up the new ones from Nvidia directly....
BlueS's user avatar
  • 81
3 votes
0 answers
337 views

Specific external monitor no longer detected

I have a Dell XPS 13 with Ubuntu 16.04. First time I've connected an external monitor (1080p TV) it works just fine. But some day Ubuntu stop detecting it. If I boot the system from USB with a fresh ...
Damian Bacalov's user avatar
3 votes
0 answers
2k views

VLC start video on specific monitor through command line

I am trying to control VLC on my Ubuntu 14.04 Desktop from my Xubuntu 16.04 laptop. I originally used the command vlc -f myVideo.avi which ran the video in the terminal(side note how cool is that). I ...
kalenpw's user avatar
  • 744
3 votes
0 answers
111 views

How to make the panel recognise the right monitor as primary in Lubuntu

I have a dual monitor setup and use ArandR to align the monitors correctly, so that the right monitor is the primary one. The code of xrandr is: xrandr --output VIRTUAL1 --off --output DP2 --mode ...
bomben's user avatar
  • 2,059
3 votes
0 answers
2k views

How to set up dual monitor with Kubuntu 16.04.1 LTS and Nvidia Quadro K2200

I have a problem with Dell Precision Tower 3620 with two Dell P2717H displays. Both are connected via DisplayPort-cables to Nvidia card. I have a fresh clean install from Kubuntu 16.04.1, with which ...
Ari T's user avatar
  • 31
3 votes
0 answers
988 views

How to change display resolution? xrandr and X -configure failed

Short explanation: The problem in short is that changing my display resolution to what I want it to be fails, but works in Windows. I tried using xrandr and that failed with a BadMatch error. And ...
usbpc102's user avatar
  • 263
3 votes
0 answers
479 views

Dual monitors not working on ASUS laptop via DisplayLink USB 3.0 Adapter

Hello guys and girls this is my first question on your forum. I have Ubuntu 16.04.04 LTS fully installed on a ASUS F555L laptop and I am trying to run two ASUS Designo MX259H monitors in addition to ...
CWRobinson's user avatar
3 votes
0 answers
666 views

How to lock the mouse pointer to one screen?

How can I lock the mouse pointer to one screen in a dual/multiple screen setup? Ideally, I would like to be able to move the pointer from one screen to another only while holding a key (like CTRL). I ...
Loque's user avatar
  • 3,717
3 votes
0 answers
4k views

Add Secondary Monitor (Nvidia 367.27, 16.04, DisplayPort)

The Nvidia driver fails (I've tried 367, 364, 361) when I attach a monitor to the mini displayport. As soon as I do that, the UI changes... I think Unity fails to load given all the fonts change, ...
andyczerwonka's user avatar
3 votes
0 answers
2k views

Disable laptop monitor when external monitor is plugged in, AND have it persist across reboots

As described in the answers to other questions, I am aware of the "Displays" settings where I can disable my laptop monitor. That works fine. However when I reboot, my laptop monitor is magically re-...
Jeremy's user avatar
  • 523
3 votes
0 answers
444 views

Dual monitor setup: one screen works, the other is a blank backlit screen

I have a dual monitor setup, on Ubuntu 15.10, with LightDM. Both monitors connected by HDMI, one connected to my NVidia GPU, and the other connected to my integrated graphics card. I recently ran into ...
Cartier's user avatar
  • 135
3 votes
0 answers
85 views

Triple Monitor Setup Problem (specifc, could not find an answer)

Despite my sincerest efforts to avoid asking a question that thousands of others have had similar issues -- alas, I am not skilled enough in Linux to diagnose this myself and no other solution attempt ...
zgwolfe's user avatar
  • 61
3 votes
1 answer
10k views

Ubuntu 16.04 Dual monitor doesn't work after booting

I've done an Ubuntu 16.04 fresh installation and now my dual monitors don't work after booting. This is what happens during booting: When I boot, the main monitor works and asks for my HD password (I'...
user60011's user avatar
3 votes
0 answers
163 views

Dual monitors using different Nvidia GPUs not working

In my machine I have two Nvidia graphics cards. I am running Ubuntu 14.0.4.2 x64. My primary card is a GTX650, and my secondary card is an 8600GT. I would like to have dual monitors, with one ...
You'reAGitForNotUsingGit's user avatar
3 votes
0 answers
586 views

How can I use my Intel HD GPU at the same time as my NVIDIA GPU on a Desktop system?

So, I've found only a handful of questions / articles about this topic but in pretty much all cases it's about laptops. This is very different because it's usually related to Nvidia Optimus sort of ...
T-Grave's user avatar
  • 31
3 votes
0 answers
201 views

Unity launcher placement stuck on all displays

I am using three monitors with Ubuntu 14.04. In Display settings, I try to change the Launcher Placement setting to only select one monitor. The monitors flicker, but even though the setting now might ...
wllsln's user avatar
  • 31
3 votes
0 answers
806 views

Can you change the desktop grid layout in KDE?

I have recently switched from Ubuntu 14.04 to Kubuntu 14.04 and there's one thing that's bugging me... I have two (identical) monitors and I use multiple workspaces extensively. My workspaces are ...
Kryten's user avatar
  • 603
3 votes
0 answers
418 views

Mouse pointer invisible with dual monitor

I've run into a problem with a new computer with a fresh installation of Ubuntu 14.04. The mouse pointer is invisible when using dual monitors. I've tried disabling the cursor plugin but it doesn't ...
Fredrik's user avatar
  • 31
3 votes
0 answers
822 views

ubuntu 14.04 - Unknown Display - Resolution limited by 1360 * 768

I have a 2nd monitor (Samsung) but Ubuntu cannot detect the monitor as well as the best resolution (1680*1050). So far the max. resolution is 1360*768. One thing I tried is to use “addmode” but ...
user2964957's user avatar
3 votes
0 answers
177 views

Triple Screen working on GNOME Shell but not on Unity

I'm trying to use my triple-screen setup on Unity, and after a lot of failures, I have still not been able to make it work. Today, as a last resort, I tried on GNOME Shell and ... it worked ! The ...
Adrien T.'s user avatar
3 votes
1 answer
736 views

Ubuntu 14.04 (Gnome): Laptop Display Blank After Undocking

I've been experiencing a really annoying issue with my recent Ubuntu Gnome 14.04 install. The OS is running on a Lenovo T440s. At the office I have a dock that connects to two monitors, one is ...
Paul Fernandez's user avatar
3 votes
0 answers
959 views

Extend desktop to second monitor on LXDE

I have connected external SVGA monitor to my asus 1025C that runs Ubuntu+LXDE. Currently both monitors show the same picture and second display has not native resolution. I found only one place ...
vico's user avatar
  • 4,527
3 votes
1 answer
149 views

Cant log in after lock screen by win+L

i have notebook and additional monitor. Sometimes, not each time(even not each day), i have problem: when i'm leaving my place i'm using win+L to lock screen. When i'm coming back i cant input login ...
Enshin Andrei's user avatar
3 votes
0 answers
853 views

nvidia-settings not working after reboot

It seems nvidia-settings are getting wiped away (or are never really saving anywhere) upon reboot. There are several other questions like this but none of the solutions have worked for me. I have ...
user2102259's user avatar
3 votes
1 answer
779 views

Not typical miltimonitor xorg.conf - 2 GPUs (nvidia) and 5 Monitors

I installed some time ago elementary OS Freya. I'm fighting for a couple of days to get the correct configuration for my not typical multimonitor set 2 nvidia graphics cards GeForce GTX 660 Ti & ...
saint's user avatar
  • 31
3 votes
0 answers
194 views

Trouble setting 4 monitors with 2 Ndivia GPUs

I am having troubles setting up Quad monitors. I had 2 identical GPUs (geforce gtx 750 Ti) and 4 identical monitors. After installing Ubuntu 14.04, nvidia driver(NVIDIA-Linux-x86_64-346.72.run) ...
윤호준's user avatar
3 votes
0 answers
6k views

Ubuntu 14.04. Alternative to nomodeset? Second screen is not detected. Which graphic drivers to use?

I read many threads that deal with this or similar issues, however, I did not manage to solve my problem yet. Here is the problem: I received a Dell Precision M4800 that came with Windows 7. I wanted ...
Cleb's user avatar
  • 293
3 votes
0 answers
277 views

Gnome 3 : change system fonts size on each display of dual screen

With Gnome 3, is there a way to change the system fonts size independently on each display ?
Sharp''s user avatar
  • 31
3 votes
0 answers
282 views

Unity launcher placement doesn't change

I am using double monitors in Ubuntu 14-04 with Unity and I want to change the launcher to my left screen. I know I can find this option in Settings -> Display but when I try to change it, it only ...
gsmafra's user avatar
  • 141

1
3 4
5
6 7
53