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

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How to move Gnome top bar to a secondary monitor

I realize I could manage this by switching my secondary monitor to become primary one, but if I do then any and all games run at fullscreen will adopt the now primary monitor's resolution and that's ...
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1answer
13 views

Trying to find a video Card that is dual display that wil work on an older computer with ubuntu 14.04Lts

Hello everyone I was wondering if any one knows of any dual display graphics card that is PCI Express 16x that has easy to find/ easy to install(newbie) drivers that will work in Ubuntu 14.04LTS? The ...
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1answer
30 views

How to set the main monitor on Lubuntu?

I have a desktop computer with Lubuntu and a dualhead display (two monitors). I want to extend the display to both monitors (currently they're mirrored), but I have a problem: the left monitor is a ...
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1answer
48 views

Dual monitors - HDMI Monitor doesn't display top menu bar

I have an Ubuntu 14.04.1 desktop that I recently built and I'm having issues getting my HDMI monitor to display correctly. I also have a DVI monitor that I've been using that I haven't had any trouble ...
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1answer
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Can Ubuntu 13.04 32bit support Multi-display(four display) funtion under bay trail paltform? [on hold]

Now we installed the Ubuntu 13.04 32bit under the Bay Trail platform. For our application we want to do multi-display output at the same time, now we have two output from onboard and two output from ...
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0answers
32 views

Running 3 monitors on Ubuntu 12.04

I would like to run 3 monitors on Ubuntu 12.04. I have NVIDIA Quadro 5000 which is able to support 2 monitors. I only have an additional PCI slot so my option are limited for a second graphics card. I ...
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9 views

Java Application not opening on correct monitor (Ubuntu 14.04)

I have a fresh install of Ubuntu 14.04 LTS (x64) and when I create apps that spawn windows in java (using JavaFX or Swing) they are created in the wrong position. I noticed that there is no longer a ...
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3answers
103 views

Ubuntu 14.04 second monitor's screen overflowing

Im seeking help with this very weird issue. I have been using my ubuntu 14.04 with an extra monitor for quite q while now with no problem, although when I turned my laptop on today, the linked picture ...
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1answer
20 views

How to make PXE boot auto detect monitors and setup dual monitors

I'm currently can boot a Ubuntu PXE. but the problem is with multi-monitors. I have to run xrandr command to get the dual monitors up. with suggest from How do I setup dual monitors in XFCE? xrandr ...
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1answer
61 views

Cannot boot, laptop screen doesn't work, may have broken grub

My laptop's built in screen has been out of commission for awhile, which usually isn't a problem since I use an external monitor, but the GRUB/BIOS menus don't appear on the external monitor. I was ...
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34 views

Horizontal Screen scrolling + Slow framerate with usb monitor - Ubuntu 14.04

I have been trying to setup my usb monitor as the third monitor on ubuntu 14.04 I installed the latest nvidia driver and followed the instructions on 331.113 readme randr14 Basically where im at is: ...
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1answer
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Second monitor has vertical seperation 14.04 on Thinkpad T410

I have a ThinkPad T410. After a recent update the second monitor (displayport) get a vertical seperation in the first half and the cursor is quite slow. This looks something like this When the ...
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ati - Extended desktop broken and flickering

I'm facing the same problem as Randal Scott (Extended Desktop broken into 4 halves on 2 monitors): Truing to setup extended desktop, on a HP Envy with a Radeaon graphic card on Ubuntu 14.04 causes a ...
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11 views

Setting different subpixel rendering on different monitors

I am using dual monitors, one of them rotated by 90 degrees. Font antialising does not look right in the rotated monitor (i.e., there are rainbow borders around characters). I believe this is ...
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1answer
58 views

Is there a way to prevent your windows from moving when an external monitor is connected?

So, I'm using Ubuntu 14.10 on my laptop and occasionally plug it into my TV for a second screen. My TV is to the left of my desk. When I enable it as an external monitor to the left of my laptop ...
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41 views

Using Ubuntu 14.4 and nvidia prime to switch to dedicated video card

So, basically I have a laptop, asus n765vz with integrated graphic and nvidia gt650M. I installed prime to switch to the dedicated video card and it worked. The problem I have is that I connnected a ...
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0answers
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xrandr, dual monitor, one rotates left, Screen 0 has wrong width [closed]

xrandr command: xrandr --output VIRTUAL1 --off --output DVI-1-0 --mode 1920x1080 --pos 0x840 --rotate normal --output DP1 --off --output HDMI1 --off --output LVDS1 --off --output VGA1 --mode ...
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48 views

Triple Monitor on 14.04 with nVidia 710M

My laptop (Asus X552CL) has both an HDMI out and a VGA out, as well as the built in display. I'm using the proprietary nVidia driver version 340.58. Pretty quickly I realized that when a VGA cable ...
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0answers
13 views

Gnome 3 ghost window when external monitor not connected

I am running Ubuntu 14.04 with Gnome 3.10. I usually have an external monitor connected to my laptop. When I use a certain wine app, i move it to the external monitor. After some time it started ...
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0answers
120 views

Ubuntu 14.04 black screen on boot on my PC, when HDMI TV is ON!

My Pc, which is a dual boot Windows 7 & Ubuntu 14.04, is always linked to an LG TV through my HD 7970 HDMI port. I can never boot in Ubuntu while my TV is ON. I get a black screen, and I can't ...
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1answer
49 views

Two displays with different resolution are joint

After the last update, I am having this problem with two monitors resolution: GDBus.Error:org.gtk.GDBus.UnmappedGError.Quark._gnome_2drr_2derror_2dquark.Code2: could not set the configuration for ...
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3answers
69 views

Lost dual displays in Ubuntu 14

After upgrade i cant connect two displays to my Dell Latitude e6430. Everything was fine until today, when i came to work and turned on my PC connected to two samsung displays resolution on them went ...
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0answers
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Windows scattered across virtual desktops after waking up from sleep

My setup is two external screens connected to a docking station and the laptop screen all running (thanks, Lenovo!). I have four virtual desktops (Ubuntu 14.04, Unity). At any point I might have one ...
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0answers
33 views

Wacom Tablet settings missing

I am running Ubuntu Studio 14.04 with tree monitors on an NVidia video card. I have a large Wacom tablet connected. The tablet is seen and works. Two of the monitors are the connected DVI and are the ...
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0answers
141 views

How can I make gnome-shell treat both monitors in the same way (Ubuntu 14.04 trusty edition)? [duplicate]

I have basically the same problem as was asked in this question from 2011, namely Gnome-shell leaves one monitor fixed when I switch workspaces. I would like to be able to have both monitors switch ...
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0answers
29 views

Nothing on screen except for the background picture after logging in

I was using two monitors last night and now when I turn it on and log in the second monitor is mirrored and nothing is on my desktop. If I try to open something from the terminal it says it cannot ...
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0answers
45 views

Split screen problem with Nivida GeForce GTX 770M

The Info I am running a laptop with dual graphics cards: Intel and the Nvidia GrForce GTX 770M I have the Nvidia drivers installed I have Ubuntu 14.04 x64 installed The second monitor shows in the ...
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1answer
113 views

NVIDIA Dual Screens - Second Monitor Blank

Recently installed a clean version of Ubuntu 14.10 on my system. Previous to that, I'd been running Windows 7 with no problems. My system has two screens, one of which is a LG Electronics 24EN43 ...
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1answer
48 views

Xserver doesn't want to start

I have a problem with 14.04, my machine wouldn't come back as usual from stand-by to showing me the password prompt but it displayed some message that didn't contain much information on a shell screen ...
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0answers
42 views

How do I make Ubuntu 14 see 2 monitors as 1?

This is something I used to do on windows XP where the internal buffer would see 1 montor with a 3200x1200 screen resolution, though I physically had 2 monitors set up with a 1600x1200 resolution. ...
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0answers
27 views

How can I get Xorg to handle both fglrx and intel for two devices? Getting segfault from Xorg

I'm trying to get a multi-monitor setup to work by utilizing my primary monitor that is connected to my AMD card and have a secondary monitor connected to my motherboard's VGA slot. The computer would ...
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0answers
66 views

14.10 Dual Monitors are displayed as distorted single screen mode

I have very recently updated my Ubuntu OS from 14.04 to 14.10. I am running on an optimus enabled laptop, with Intel 4000 graphics and an nVidia 640M. *-display description: ...
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Three Monitors Setup Not Working

I have three GeForce GT 610 video cards in my computer. After rebuilding from a recent HD failure, I've gone to Kubuntu (KDE SC Version 4.14.1). Before all my HD woes I had three monitors working in ...
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0answers
32 views

Split Workspace switcher grids in dual monitor setups

I have a dual-monitor setup, with one horizontal and one vertical monitor. When I go into the switcher (SUPER-W), I cannot see anything, because the screen of both monitors is shown in each cell in ...
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0answers
38 views

Nvidia-prime and low refresh

So I have been fighting with this issue for a while, I am super happy I could finally use nvidia-prime on Ubuntu 14.04 (What a relief!), so I could run all my OpenGL stuff no problem. Now the problem ...
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Computer goes to lock after unlocking

My unlocking procedure looks now like this: Start typing (correct) password, which will activate monitors press Enter, computer unlocks Monitors go back to sleep Move mouse Monitors wake up, showing ...
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0answers
33 views

14.10 unity | Pointer Flicker & can't move launcher | Dual monitor w/ dual video cards

I have a clean 14.10 desktop install (specs below) with two video cards each powering an HDMI monitor I have two issues, which I believe are related: the left monitor has regular pointer flicker, ...
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0answers
39 views

dual screen setup for Radeon R9 285 on ubuntu 14.04

I have just built a computer and installed ubuntu 14.04 on it. However, I cannot get dual head/screen to work. I can get both monitors to mirror the same screen, but cannot get a true dual screen. ...
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1answer
47 views

Ubuntu 14.0.4 freezes when I set up dual monitors

I recently installed 14.0.4 on a new system and I've noticed that my computer will freeze at least 5 times in a work day, where I can move the mouse around, but i can't actually click on anything. My ...
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1answer
22 views

How to set exact position of external monitor in XFCE?

There are few basic options to set up and external monitor in XFCE including "expand to right/left" but that's not enough I want to set position exactly because my monitors have different size. How ...
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0answers
12 views

Gnome Dashs shows only some windows

I have a problem with my Gnome shell. I have two monitors. In the dash view, there are only the windows shown which are on my Laptop monitor. If i change the primary Display to the Laptop Monitor, ...
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1answer
104 views

Laptop LVDS (built-in) monitor not recognized under 14.04

I've been running Ubuntu 10.04 on my Dell Vostro 1220 with and without various external VGA devices since 2010 with no problems. I finally tried doing a fresh install of 14.04, and my laptop's ...
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0answers
25 views

Second monitor image position problem

I am using Ubuntu 14.04. After a recently Ubuntu update the image on the second monitor is wrong positioned. Image on second monitor I tried to modify monitors.cfg to adjust the x position but no ...
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0answers
34 views

3 displays, 2 connected to GPU, one connected to motherboard

I have 3 displays, 2 connected to the GPU (it is an AMD HD 6790, DVI and HDMI connectors), and another one using my mobo's VGA connector (the one you use when you don't have a dedicated graphics ...
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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 => ...
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how--->Second screen on the left side but the Icons should remain on the main monitor (i.e. Right side)?

I want to keep the secondary screen on the left side which i can do through the monitor setup tool. Problem: As the secondary screen is on the left side therefore, my desktop icon has moved on that ...
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27 views

My Xorg.conf file has both cards but only one monitor working?

I am trying to get my second monitor to work off two old amd cards (Radeon X1300/ rage Mach64). these cards are no longer supported by amd. When I generate the xorg.conf I have device sections for ...
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Desktop Icons Off Screen Combined Display Ubuntu 14.10 Gnome 13.14

I have two monitors side by side both with the same 1680x1050 resolution, but one is lower than the other. But if I arrange them as such in the display settings then any icons that I have at the top ...
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144 views

Problem on using multiple displays on Ubuntu 14.04.1 LTS

I have a laptop with an Intel integrated graphic card, i.e. id: display description: VGA compatible controller product: Haswell-ULT Integrated Graphics Controller vendor: Intel Corporation ...
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41 views

Mouse flickers and computer is unresponsive while mouse is moving

I just installed a second video card in my PC to add a third monitor. Ever since I did this, I have found that my mouse flickers. Also, while watching a video (e.g., on youtube) the video stops while ...