Questions about multiple monitors (Including projectors), how to set them up, troubleshooting the configuration, etc.

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xrandr - cvt command not giving correct resolutions

Recently, I dished out this old Dell TV from my storage thats around ~5 years old. The resolution of the display isn't really 16:9, as it is 1366x760. Ubuntu didn't detect this weird resolution, but ...
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Help with installation (graphics card?)

I recently upgraded some hardware on an older machine I have. My build consists of the following: AMD FX-6350 ASUS - M5A97 R2.0 (motherboard) ASUS - R7 370 Strix [Outputs ONLY: DVI, Displayport] I ...
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82 views

How do I get Ubuntu server 14.04 to display as if it were actually desktop?

This question is kind of misleading. Let me first explain what I want. End Goal My goal is to have a syslog server, using rsyslog, that has 2 monitors, connected to a discrete video card. I would ...
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nVidia driver making my workspace the size of both monitors

On both Ubuntu Gnome 15.10 and Linux Mint 17.3 Cinnamon, which is built on Ubuntu 14.04LTS, if I install the driver and dock my laptop (specs below) my workspace becomes the size of both external ...
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21 views

Ubuntu 15.04 screen bugs

I have Ubuntu Gnome 15.04 with two monitors connected via VGA and DISPLAY PORT to my internal graphics. I've tried to use one monitor to internal (VGA) and the other one with DVI (FirePro V3900) but ...
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How can I use logstalgia with ubuntu server, and two monitors?

I have an ubuntu 14.04 server with a VGA integrated graphics port, and an Nvidia graphics card with three outputs (hdmi mini, and 2x dvi). I just got this machine, and set up 14.04, and it has its ...
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36 views

Display problem - shifted pixels dual monitor AMD setup

I'm having an issue with my displays, I'm using dual DVI on a single graphics card - I have a second graphics card that is currently unused, but installed. You have to look very closely at the image ...
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16 views

How can I change my brightness on my two monitors via keyboard shortcut/key

I am using Ubuntu 14.04 LTS with two monitors and an apple keyboard with brightness keys. I have done some research and have come up empty handed. I an wondering if there is any way to connect my ...
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75 views

Ubuntu Gnome 15.10 Blank 2nd Display (Nvidia)

So I have installed Gnome 15.10 and everything works well, it is refreshing after a few years on Xfce to return to Gnome. My issue is with the generic display driver both monitors work. But using the ...
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1answer
64 views

Dual Monitor Problem with Radeon HD 7570

I am having dual monitor troubles. I have a monitor connected to my onboard Intel graphics card and a monitor connected to my Radeon HD 7570 graphics card. At the moment I have it set-up so that I am ...
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1answer
108 views

Move semi- maximized windows across multiple (2 or more) monitors

I frequently use Ctrl+Super+Arrow -Keys to move windows around. However, with a multiple monitor set up, the shortcuts only move the windows on the current screen. **Example of my situation: I have ...
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1answer
275 views

How to set up triple monitors in 14.04 with NVIDIA GTX980M

I'm used to working with three monitors at the same time (laptop monitor + two external monitors). However, I don't seem to be able to get it working on my Ubuntu 14.04 with a GTX980M + Intel ...
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1answer
30 views

Is this complex setup possible with Ubuntu?

I wish to know if this setup is at all possible 1 computer 1 HDTV 48 inches (HDMI) 1 standard HDTV/4k desktop monitor some 24 inches (DVI) I wish the HDTV to be always logged in as guest (right ...
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59 views

multi monitor setup - desktop with 3x portrait mode displays

I have a Radeon HD6450 graphics card from which I run three 1920x1200 monitors in portrait mode for my work desktop with ubuntu 15.10 installed. I use the open source graphics drivers and all is fine ...
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1answer
46 views

Triple Monitors, Dual Cards, and Openbox problem

I have a 3 monitor setup on 2 video cards (nvidia and onboard intel) and they all work, however not quite the way I'd like. When it was just the 2 monitors on the nvidia, Openbox would treat them as a ...
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71 views

Dual displays not working - NVidia - Ubuntu 14.04

I updated my NVIDIA driver by the following series of actions in the hope of getting the newest driver version: logged out Hit CTRL+ALT+F1 and login using my credentials. sudo service lightdm stop ...
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38 views

High Dpi second monitor leads to crash

I have Ubuntu Wily Werewolf (GNOME 3) installed on a Dell XPS 13, connected to a (relatively cheap) 4K monitor. I had huge issues with my standard resolution monitor (conflicts between the high ...
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53 views

unable to get output with nvidia card with dual output dvi and vga in multi seat setup

I have an Ubuntu 15.10 installation with onboard Intel Graphics and an nVidia graphics card with dual output VGA and DVI that I am trying to setup in a multiseat environment using udev/loginctl. ...
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47 views

How to configure multi-monitor docking setup so that it just works

I'm running Ubuntu 14.04 LTS on a Thinkpad T540p using an Ultra Dock with two attached monitors. The Thinkpad is built with Intel graphics; the monitors are attached via DVI and HDMI respectively, and ...
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1answer
17 views

Connecting two physical computer's monitors together

I've been pushing the envelope with Linux for some time now. My latest feat is trying to take two separate computers with two separate monitors and conjoin their monitors so to easily drag icons that ...
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1answer
348 views

Ubuntu MATE 15.10 - Cannot recognize my monitor through DisplayPort

I'm rather new to Linux, please keep that in mind when answering my question. I am dual-booting Ubuntu MATE 15.10 next to my Windows 10 OS. On Windows, my two monitors work fine side-by-side. ...
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“--scale 2x2” in xrandr causes the monitor to not display anything

I've got a 4k external main monitor and I'm trying to connect a 1680x1050 external monitor to the left of it. I've tried using: xrandr --output HDMI-0 --scale 2x2 --pos 0x0 --fb 7200x2160 ...
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1answer
191 views

Using Thunderbolt Port (Mini Displayport) for second monitor 15.10

The Background I just finished installing Ubuntu 15.10 on my MacMini 7,1 and it is working great except for the inability to use 2 monitors (something I can do in OS X). The computer has an HDMI ...
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135 views

Multi monitor setup with Intel iGPU and dedicated NVIDIA card (desktop)

So I haven't found any post with a clear answer to this question. Is it possible to run both the HD4000 graphics on a 3770K and a GTX 980TI at the same time? I'm primarily a Windows user trying to ...
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41 views

monitor lose connect after dist-upgrade

some days ago, after I do apt-get dist-upgrade and reboot, my monitor suddenly lose connection...I'm using Ubuntu 14.04. And here is some information about my monitor $ lspci | grep -i vga 00:02.0 ...
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Using extended multiple monitors in Kubuntu 14.10 Plasma 4

I use VirtualBox 4.3.12 r93733: Guest OS: Kubuntu 14.10 Plasma 4 x64 Host OS: Windows 7 SP1 x64 Ultimate I configured the virtual machine to have 2 monitors: When I launch Kubuntu 14.10 Plasma ...
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Compiz - Put - specify the monitor ordering

Compiz is not honoring the display order set in 'display->settings', or in Nvidia settings. Using 4 monitors, put'ing the window to the next display via keyboard shortcut, does not put the window on ...
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66 views

xrandr causing various cursor problems

I am using ubuntu 15.10 on a MacBook Pro 2014 (Retina screen) and I am having to use xrandr to scale the HDMI output so that everything on my (normal DPI) 1080p external monitor isn't ridiculously ...
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31 views

Merge MST stream Monitor into one virtual

I'm using a PQ321QE in conjunction with two U2412M. Unfortunately, the PQ321QE which I'm using as a main screen only supports 30Hz in SST mode so I'm forced to used it in MST mode. The issue I'm ...
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run two monitors with fglrx and hd6600m

Not sure if this is the right place, since this is my first Questions but i got a problem with my fglrx-driver running two Monitiors. The integrated in my Sony Vaio VPCSE1A9Eand another one via ...
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49 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 ...
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How to make my second monitor turn on automatically?

I am using Ubuntu 15.10 and HP laptop with a docking station. Second monitor is connected to the docking station. Every time I attache the laptop on the docking station, I have to run Displays in dash ...
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2answers
113 views

Move windows to specific screens using the command line

This is similar to Quickly place a window to another screen using only the keyboard , but I want to be able to use the command line (so that all I need to do is to recall the command line from the ...
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130 views

Only one monitor usable with dual monitor setup (Displayport MST setup)

I am running a desktop computer with a Radeon HD6870 video card. The card is attached to a Dell U2515H monitor, to which another Dell U2515H monitor is attached (the displays are daisy chained ...
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1answer
58 views

Restore multiple monitor settings

This is a folow-up to a previous question (Saving monitor settings?), where we learned that the configuration is saved in file ~/.config/monitors.xml. My problem is that my configuration is usually, ...
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Placing launcher on secondary display

I have two monitors and am using the 352.63 NVIDIA drivers on Ubuntu 15.10. I'd like my right hand monitor to be my primary, but have my launcher placed on the left hand monitor. In the "Screen ...
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Connacting 4 monitors on 2 vido cards (1 on intel 3 on nvidia) ubuntu 14.04

I'm trying to connect 4 monitors to my computer Intel Graphics onboard x 1 monitor Nvidia GTX 660 x 3 monitors So far on clean install all 4 are working in a glitchy way, so i update my ...
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26 views

Conflict between usb wifi adapter and graphics card?

here is my problem.I am running a rebuilt intel core 2 duo tower with ubuntu 14. I use a SMC Easy Connect G usb wifi adapter and an Nvidia Geforce 7200 video card...(I know it's junk but it was free ...
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1answer
33 views

display menu doesn't show all options

I'm using two displays and for some reason I don't have the entire display menu. Is there some way to restore this (or change the usual settings with dconf editor or terminal)? I'm using ubuntu gnome ...
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42 views

Vertical screen and hot corners

Two of my hot corners are not working... ...In some cases. I'm using Ubuntu 15.10 and have set the options in ccsm (doubled checked with the unity tweak tool). I've assigned all corners to a specific ...
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67 views

How to force the second screen working again ? (intel)

My issue is : when I go to Ubuntu settings it turns off my second screen (mini display port to vga). The solution is to unplug, wait 5 minutes and plug it again. The Super+P action as no ...
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1answer
82 views

Ubuntu 14.04 Built in and External monitors not working together, only if 1 display active

I have a laptop Asus N55SF with Nvidia GeForce GT555M. I'm using LG monitor with HDMI. When I installed 14.04 in first time it worked fine, both were enabled at the same time. Then after some build ...
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654 views

15.10 Dell XPS 15 (9550) External Monitor not waking

I'm in Ubuntu 15.10, with Kernel 4.3. Things are working better than I could ever imagine. Other than ONE bug... When my laptop turns off it's screen and my external monitor's screen (I have it set ...
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73 views

ubuntu 14.04 - Unknown Display - Resolution limited

I have a 2nd monitor (Samsung) but ubantu cannot detect the monitor as well as the best resolution (1680*1050). So far the max. resolution is 1360*768. please see the screenshot - display settings ...
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Ubuntu 14.04 does not detect second monitor (works fine with Windows 10)

lpsci | grep VGA gives the following output 03:00.0 VGA compatible controller: NVIDIA Corporation Device 13c0 (rev a1)
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mouse and screen freeze every few seconds (Ubuntu 15.10, two nvidia cards, four monitors, nouveau video driver)

I have two identical video cards (Nvidia GTX 560) and four identical monitors (LG model E2240TI), all four arranged horizontally. I have gnome-session-flashback installed and am using the ...
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Ubuntu: Screen does not wake up — how to get logs?

Twice today my screen wouldn't wake up, and I would need to pull out electricity from the screen and plug it in again. I have a multi-monitor setup, and it only happened to the HP monitor. This never ...
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71 views

Screen randomly disappear after connecting to projector

I have Dell Inspiron 15R (5537, Mid 2013) laptop with HDMI port and without VGA port. I use Ubuntu 15.04 with proprietriary graphics driver (fglrx). I use (cheap, passive) adapter to connect to ...
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45 views

Cannot Login when second monitor is connected if nvidia card is active

I have a Dell Inspiron laptop which have an nvidia and an intel screen cards. Before I upgraded my Ubuntu to 15.10, there was no problem. Today I've upgraded the OS. Now, I cannot login if my external ...
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91 views

Dual Monitors with open source radeon driver - one stays black

Since I'm having a lot of problems with fglrx I wanted to use the open source Radeon driver on Ubuntu 15.04. As soon as I plug in the additional Monitor, the laptop screen turns off even though I can ...