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

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10
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3answers
3k views

Software Updater window not displaying, though open in 13.04

I have a very interesting problem that has just recently developed. I am routinely getting software updates and I can see the software updater window is available to be displayed on the task bar in ...
6
votes
1answer
930 views

`xcalib -i -a` controls only one of two screens - can it control both?

I am using 2 screens, and wish to invert the colors on both of them without using compiz (I'm using gnome shell). I can use xcalib -invert -alter as suggested in this question, but it only inverts ...
15
votes
3answers
5k views

How to set default xrandr settings?

I'm trying to enable dual monitors in Ubuntu. This is working fine, but every time I do it, desktop effects is disabled. I think I've found the reason why, though: ...
12
votes
3answers
6k views

How do I perform easy switching to external monitor

I am currently changing between my laptop and my external monitor with the NVidia X Server Settings program and I'm sure I'm doing it in a really dumb way: I currently select the external monitor, ...
5
votes
2answers
11k views

Dock with dual external DVI monitors with Intel + Nvidia Optimus?

I have a Dell Latitude E6420 laptop plugged into a docking station, and the dock has 2 monitors (connected with DVI). Also note that I've installed Ubuntu alongside (dual-boot) Windows 7. I can't ...
3
votes
3answers
3k views

Nvidia X Server Settings only shows 1 screen (laptop + external monitor connected)

I have recently installed a new copy of Ubuntu 14.04 on my Dell M3800 which has Nvidia Quadro K1100M graphics card. Later I also connected my external monitor via HDMI (HDMI to DVI connector). Then ...
10
votes
2answers
6k views

Extend Desktop to Monitor over LAN

I want to make use of an old laptop by extending my the desktop from my main PC onto the monitor of this other, old laptop over a LAN connection. I've looked into Xdmx/dmx, but the project seems to ...
9
votes
4answers
21k views

How to reset monitor settings to default through terminal?

I have a tricky problem regarding multiple monitors on KDE (Kubuntu). I have a laptop which, at home, is connected to two monitors - VGA and HDMI. That works only when the built-in laptop display is ...
7
votes
2answers
5k views

Ubuntu 12.04 and Quad Monitors?

I am very interested in getting a quad monitor setup using Ubuntu 12.04. Is this possible with Unity? Will Nvidia X Server automatically detect and configure all 4 monitors making things easy? I have ...
5
votes
2answers
6k views

Thinkpad w540 w/ Ultra Dock only one external monitor works

I have installed Ubuntu 14.04 on this Lenovo ThinkPad W540 laptop, and everything appears to be working ok by itself. Today I received my docking station to which I intended to hook up 2 external ...
5
votes
2answers
5k views

Prevent external monitors from shutting off when laptop lid is closed? [duplicate]

Possible Duplicate: How can I tell Ubuntu to do nothing when I close my laptop lid? I'm running my laptop essentially as a desktop, I have two external monitors hooked up, a bluetooth ...
4
votes
2answers
2k views

Ubuntu 13.04 amd/intel hybrid graphics dual screen problems [duplicate]

After switching to Ubuntu 13.04 64bit, AMD proprietary drivers stopped working on my laptop with AMD/Intel hybrid graphics. I tried installing older version of Intel graphics as described in this ...
4
votes
4answers
9k views

The NVIDIA X driver is not new enough to support the nvidia-settings Display Configuration page

I've been trying without success to configure dual monitors on 12.04, I've installed the nvidia drivers but the gui tool doesn't seem to support my graphics card. Any Idea on how to resolve this? ...
7
votes
2answers
6k views

nvidia-settings makes one of my dual monitors grey and useless, disables network

I'm running Ubuntu 12.04 64-bit, Precise Pangolin, with a PNY GTS 250 1GB video card and a monitor plugged into each of the DVI ports. I'm using the proprietary drivers (post-release updates). If I ...
6
votes
1answer
5k views

dual view monitors for one desktop on ati

How do i get dual view (two monitors with Full-HD-resolution) for one desktop on unity with an ati card on ubuntu 11.10? on 11.04 all worked fine. Now i have the problem, that after customizing on ...
5
votes
6answers
11k views

Second Screen is Rotated in a dual monitor setup

I have a laptop connected to a second monitor using a vga port. No proprietary drivers used. When I go to System Preferences --> Monitor and I turn that on it doesn't look as it should, and it's ...
5
votes
1answer
2k views

Snap to full screen not working (dual monitors) [closed]

I just updated to 12.04 and I have found a highly annoying bug, I am wondernig if there is a work around. The snap feature, where you drag a window to the top of the screen and it will then fill the ...
5
votes
2answers
19k views

Dual Monitors not detected in Ubuntu 12.04 (ATI Radeon HD)

I am new to Ubuntu and really would like to replace Windows with it. One problem I am now running into is to make the second screen working. I have an Optiplex 990, which comes with an internal Intel ...
5
votes
4answers
22k views

Dual monitors not working with an Nvidia card

Even my main monitor is shown as unknown. I have tried setting up dual monitors using Nvidia settings with no joy however it does recognize that I have 2 monitors. This was not an issue in 11.04. My ...
5
votes
1answer
2k views

Windows expand over 2 monitors in quad-monitor setup [duplicate]

Possible Duplicate: Graphics cards so I can have 4 monitors i just installed ubuntu 11.10 with my previous hardware setup: 4 monitors and 2 identical nvidia graphic cards. draging windows ...
5
votes
2answers
2k views

How to select display to record in recordmydesktop

I have a dual monitor setup and wish to only record the 1st monitor with recordmydesktop, but I am unsure of the settings when doing it via the command line, so far I have this: recordmydesktop ...
4
votes
2answers
10k views

How do I know if I will be able to daisy-chain monitors? (connect two monitors to 1 DisplayPort)

I am planning to use Surface Pro 2 with a dock station as my main computer and I would like to connect two external monitors to it, but the dock station only contains a single DisplayPort socket. ...
4
votes
1answer
2k views

Use 3 monitors w/built-in intel adapter + two old nvidia PCI cards on 10.10?

I'd like to move from windows with my current workstation. The only thing holding me back is that I have 3 monitors connected to the system and I really take advantage of the real estate when working. ...
3
votes
1answer
6k views

How do I use dual monitors with Remmina Remote Desktop Client?

I am trying to use my two monitors when I use Remmina remote desktop client. There is no option for using all monitors like RDP in Windows. Does any one know how can I accomplish that with Remmina? ...
3
votes
2answers
1k views

Not updating display settings when disconnecting external monitor

When I disconnect my monitor from my laptop, Ubuntu still seems to think that it is plugged in and does't update the display. This issue is Ubuntu specific (not occuring in windows) and my monitor ...
3
votes
2answers
21k views

13.04 Dual monitors on my desktop

I just upgraded to 13.04 from 12.04. I was wondering how to use both of my monitors side by side in 13.04. They work together in mirror but do not work side by side. I have looked through the "tweak" ...
3
votes
1answer
5k views

how do to install the display drivers for a displaylink usb monitor on 13.04?

how do i install the display drivers for a displaylink usb monitor? the monitor connected with the displaylink device has the following messages on the display: [ 10.723468] usb 3-1.1: device ...
3
votes
1answer
944 views

Laptop monitor stays black with an external display connected to my Asus UX32VD

Whether I run Ubuntu as a live-USB or install it, I always have two trash bins on the Unity Launcher. Both work, and both open the same location. This seems a bit redundant; what could be done about ...
3
votes
2answers
1k views

Move left launcher to another monitor

I use a large monitor as primary and laptop screen as secondary. Is it possible to move the launcher to my big monitor or do I have to turn off my laptop monitor? "Monitor Preferences" (Launcher ...
2
votes
1answer
3k views

Bumblebee setup on Dell XPS 15 9530 for dual monitors in Ubuntu 13.10

I am trying to setup my Dell XPS 15 9530 to use dual monitors in Ubuntu 13.10. The machine has the Optimus chipset with an Intel 4th generation card and an nVidia GeForce GT 750M. I followed the ...
2
votes
0answers
118 views

Active windows moved to secondary screen

Ok. Help. I use my 13.04 system frequently when teaching. Everytime I connect the beamer, all the active windows (and desktop files) are moved to the secondary screen. This becomes really annoying ...
1
vote
2answers
307 views

14.04 nvidia dual display (external+laptop) stretched display, offset desktop

When I try to attach an external monitor to my laptop, the windows are stretched oddly horizontally and the click offset is off. The nvidia settings also doesn't seem to show the built-in laptop ...
1
vote
1answer
973 views

Nvidia DVI/VGA problem

I have a Nvidia GT 630 with two LG Flatron E2242 screens connected. One of them is connected with a DVI/VGA connector because the card has 1 DVI and 1 VGA output. The driver (got the latest one) ...
1
vote
1answer
2k views

Disable second screen on the login screen but enable once login has completed

I currently run Ubuntu 13.04. I recently got a second screen for my computer and I have noticed because they are different resolutions (one is 4:3, one is 16:10) the login screen is duplicated and ...
1
vote
0answers
734 views

multiple monitors only work with unity 2d [closed]

The only way for me to get three monitors to work is to degrade down to Unity 2D with xinerama. When only one screen is up i.e. two monitors are working with twinview, I am able to use Unity 3D. I'd ...
1
vote
2answers
2k views

Dual monitors: one monitor starts blinking and after a while turns black

I am using dual monitors in Ubuntu 11 with classical interface (Not Unity). I am using two monitors. The system can detect and automatically configure the monitors correctly. The problem is that after ...
0
votes
0answers
234 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 ...
5
votes
2answers
6k views

Multiple-monitor display doesn't work after update to 13.10

I upgraded from 12.04 to 13.10, and after that, my secondary monitor doesn't work anymore. A little more info: $ xrandr -q xrandr: Failed to get size of gamma for output default Screen 0: minimum ...
5
votes
1answer
6k views

How can I show notes on my laptop in LibreOffice Impress?

I think it would be very nice to present on a projector with my laptop showing the notes! I appreciate any help and I love you if you find it until tomorrow!
5
votes
1answer
8k views

double screen in ubuntu 12.04?

I am using ubuntu 12.04 and my video card is ATI Radeon 5000. I cannot use double screen (extended version). I get this error The selected configuration for displays could not be applied ...
4
votes
3answers
4k 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 ...
4
votes
3answers
10k views

Laptop screen blank after login when external monitor is not connected

Ubuntu does not switch back automatically to only monitor present when booting after disconnecting external monitor. Here's a video showing what happens. I get to the login window and everything ...
4
votes
0answers
721 views

Upgrade To 11.10 - Issue With Quad Monitors [closed]

I am having issues setting up my machine to use quad monitors. This was all working fine in 11.04 but since upgrading I have had no luck getting the configuration to work. If I use the same xorg.conf ...
4
votes
2answers
3k views

Dual Screen gets very slow with NVidia

When I enable a dual-screen with the NVidia X-Server Settings (TwinView) my laptop becomes very slow (you can't work anymore) after a short time. Strangely enough this occurred with Dell and Samsung ...
4
votes
1answer
1k views

Problems with external monitors on my laptop

Yesterday I got my new laptop and switched from Mac OS X to Ubuntu. The graphics chip is an intel 3000 chipset of the new sandy bridge processors. Now, I am having trouble with my external monitor, a ...
3
votes
1answer
171 views

Two monitor setup, icons / programs default to left screen all the time

I have dual monitor setup with my right monitor being my primary one. When I run a program or create an icon it always appears on the left monitor instead of the right one, even though the right ...
3
votes
1answer
1k views

Possible to run a script when something plugged in / disconnected from Mini DisplayPort?

In /etc/acpi/ there are several scripts that can be customized to do something when a particular event happens on your physical computer, like the lid.sh script which is called when the laptop lid is ...
3
votes
2answers
1k views

Windows being placed on wrong monitor [closed]

I'm running a fresh install of Ubuntu 12.04x64 (ATI Radeon HD4770 with open source drivers) and I am having trouble getting windows to appear on the right screen. Yesterday I plugged in my secondary ...
3
votes
1answer
264 views

Unity on 2 screens without main application menus

I'm used to work with 2 monitors, but after switching to Unity I can not access the main menus of applications. The main menu panel is only displayed on one of the screens Is there a way of dealing ...
3
votes
3answers
4k views

ATI Radeon HD with Catalyst driver stuck mirroring screens

In 11.10 I replaced my aging Nvidia card with a new Radeon HD 6970 card. The single card has two DVI output ports which I've connected to two monitors. I installed Catalyst version 11.9 and I cannot ...