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

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How can i play games on 3 monitors?

I have 3 monitors, 1 Samsung SymcMaster 206bw 22" I think, and 2 NEC MultiSync LCD195vxm+. I have a graphic card sapphire R9 270. Samsung monitor is on Display Port, and both NEC are on DVI. I play ...
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1answer
50 views

Added 2nd monitor, caused mouse and keyboard not to work and more

So I have a Radeon 9800 with 2Gb video RAM, Intel i7 4th gen, 32Gb RAM Dell XPS 8700 chassis running Ubuntu 14.04. I've had 2 monitors on my desk as I switched from my old PC and today I finally ...
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41 views

Second monitor detected but appear to be “off”

I have been enjoying dual monitors using Xubuntu with Nvidia driver 340.58 for some time now. However, suddenly one of the monitors stops working. In nvidia-setting panel it just appears as "Off" and ...
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1answer
175 views

ubuntu 14.0.4 64bit keeps freezing - NOT A DUPLICATE [duplicate]

I've just 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 and ...
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14 views

how activate Eyefinity on ubuntu?

I have 3 monitors, 1 Samsung SymcMaster 206bw 22" I think, and 2 NEC MultiSync LCD195vxm+. I have a graphic card sapphire R9 270. Samsung monitor is on Display Port, and both NEC are on DVI. I tried ...
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78 views

Lubuntu 14.04 - Connect projector to Asus Eee PC 1000HD

I have replaced windows XP with Lubuntu 14.04 on my mum's old netbook (Asus Eee PC 1000HD). She uses it mostly for presentations, so she connects projectors pretty often. Unfortunately, there is a ...
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29 views

EDID invalid => wrong resolution (identical monitors)

I have 2 identical monitors. However the one connected to the second port on my workstation is not recognized by the system. I have an NVIDIA GTS graphic card. The PC was shipped like it is now. No ...
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1answer
32 views

ATI Radeon X600 and two monitors

just installed ubuntu 14.04 LTS, can not customize as expected two monitors in any attempt to change the parameters of their joint work- error, and indeed the system slows down, I think it's because ...
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194 views

Nvidia Prime does not detect external VGA monitor after updating Ubuntu-drivers-common and xorg

This post is a followup to another post I had about accessing my external monitor after upgrading my ubuntu-drivers-common package. I had found the cause to be this bug, but now that a fix is ...
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1answer
31 views

Multiple monitors freeze and have artifacts when logging in

When I boot into Ubuntu on my computer 2/3 times the monitors will freeze and the system will become unresponsive. I have triple monitors. This is what is looks like when it freezes. All of the ...
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28 views

Using Genius MousePen i608 with multiple screens

I own Genius MousePen i608, and I want to use it with multiple screens (just on one screen), but the tablet is controling every screen, so the area on it is splitted in half (first half for first ...
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1answer
47 views

Dual Monitors, play movie on one, while typing on another

I have a dual monitor setup for my laptop, running Kubuntu 14.10. On the laptop I want to be able to load up a text file or Firefox and type at the same time on the second monitor I have a movie ...
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38 views

Dual monitor screens are reversed only in login screen

Today I installed Ubuntu 14.04 on my computer. I have dual monitor setup, and they work perfectly when I'm logged into the operating system. But every time I have to login in the login screen, the ...
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20 views

Extended Desktop broken into 4 halves on 2 monitors

I'm having this issue on my HP Envy 17-2070nr with a Radeon HD 6850M. I'm using Ubuntu 14.04. Here's info. for anyone who can help: Extended desktop causes internal monitor to show 1/2 of its own ...
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1answer
37 views

Grub: preferred video interface at boottime

My HDTV is connected through HDMI. My desktop through DVI. At boottime grub displays the bootmenu ( where I can choose for Windows or Linux) only on the HDMI interface. Since my TV is off during most ...
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68 views

Video flickering in full screen mode only in chrome and chromium. firefox works fine. intel hd4000, external monitor via hdmi

Since I updated to 14.10 I get some annoying flickering while watching video in chrome and chromium, but only in full screen mode. Firefox works fine, but i prefer chrome/chromium. It worked fine in ...
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23 views

CLI: Defoult monitor and it's resolution

To keep long story short: I have 3 monitors plugged into my computer. Main (1920x1080) via DVI, secondary (1440x900) via D-sub and a TV (720p) via HDMI. I want to have CLI (and possibly GRUB) on the ...
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1answer
103 views

2nd monitor not recognized on boot after upgrade to Xubuntu 14.10

I'm running Xubuntu 14.10 on a old MacBook Pro with a VGA monitor as second display. The displays were set up with xrandr in autostart as following: /usr/bin/xrandr --output VIRTUAL1 --off --output ...
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1answer
68 views

system freeze after monitor power save

I have a Lenovo ThinkPad running Ubuntu 14.04 LTS with a DELL U2414H connected via the Display Port as a secondary display. When the monitor goes to power save mode and I try to wake it up, I get the ...
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168 views

14.10 two monitors with GeForce GTX750

I have some problem with my desktop pc and Ubuntu (both 14.04 and the newest 14.10). My pc has two monitors: the first one is old and has only VGA (D-SUB) plug - I plugged it to Intel Graphics ...
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1answer
237 views

14.04 - Nvidia HDMI problems

I'm running Gnome-shell 3.10 on Ubuntu 14.04 When I connect the monitor to the HDMI port, video is displayed, but mouse movement, and opening windows, causes some weird clipping effect. Connecting the ...
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62 views

Problem switching to external monitor in Ubuntu 14.04

I usually use an external monitor to watch videos from my DELL Studio 1537 laptop. I just use the Fn + F8 combination to switch to the external monitor and I didn't use to have any problem. Since I ...
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3answers
87 views

can't rearrange multiple rotated displays

I'm trying to set up a computer with 3 HDTVs as one big screen, with each display being rotated 90 degrees to form a 3240x1920 desktop. I have them all hooked up and working, but when I try to rotate ...
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31 views

Ubuntu refuses to recognize my external monitors

I'm running Ubuntu 14.04 as a guest OS using VMWare Fusion 6. My machine is a MacBook Pro with and Intel Iris Pro graphics chipset, running OSX Yosemite. I have two external monitors plugged in to the ...
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105 views

Trouble with NVIDIA X Server settings: Second desktop bleeds onto main desktop (14.10)

I've got a malfunction trying to run Ubuntu 14.10 with dual monitors. I got my TV connected to my laptop via HDMI, opened up NVIDIA X Server Settings, set the TV up the way I liked it and all was ...
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33 views

Second moniter wont work in ubuntu 14.04

I have a NVIDIA GeForce 9600 GT card and two Samsung monitors. Currently only one is showing anything although according to my settings both should be on: http://i.imgur.com/6WRrkyC.png (I don't have ...
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1answer
68 views

multiple monitors, multiple workspaces, multiple mouse&keyboards

I have three monitors, three workspaces, and three mouses & keyboards, and only 1 Linux machine. Can I attribute each monitor and mouse and keyboard to a specific workspace?
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31 views

Black bars when setting wallpaper to span on multiple monitors

I have a wallpaper with a width smaller than the total width of my two monitors. In windows this isn't a problem, because when setting the wallpaper to the windows equivalent of span, it just spans ...
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205 views

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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41 views

multi-monitor organize desktop by name bug

I'm using Ubuntu 14.04LTS with Unity, and using two monitors: my notebook build-in display, 1366x768 and an external monitor at 1920x1080 resolution. my primary monitor is the built-in, and so, when ...
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282 views

Screen resolution messed up on Ubuntu 14.10 with Nvidia 331 driver

I am using the Nvidia 331.89 (nvidia-331) driver as recommended by Ubuntu 14.10. When I boot my machine using an external monitor and my laptop's screen on, the displays are mirrored by default with ...
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69 views

2nd external monitor ubuntu14.04 acer aspire e1-571g

I've plugged in second external monitor to my laptop (so I've got 3 monitors in total). I've plugged one to HDMI, and other to vga port. The OS does see both monitors, but one of them is disabled in ...
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43 views

Ubuntu showing problems in connecting two external monitor

I am working with Ubuntu 14.04 on Dell E7240. I have connected two external Dell monitors E2211Hb but they both are not working simultaneously. Yesterday both were working fine and after some time one ...
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47 views

Moving windows left/right/up/down between multiple monitors on KDE

Is there any way to configure a keyboard shortcut to move a window to the left/right/up/down monitor? The only action I see in System Preferences -> Shortcuts and Gestures are "Window to previous ...
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1answer
54 views

Unplug external monitor, laptop display not coming on

In Ubuntu 14.04 if I unplug my monitor from HDMI and open my laptop, the built-in LCD doesn't come on. Only after hard rebooting am I able to get back to a state where my laptop screen is the primary ...
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99 views

2nd Monitor not displaying anything with Multiple X Screens

Specs: Unity Nvidia Quadro K2200 - 340.46 Drivers Multi-Monitor: ASUS P287Q (4K main, DP 1.2) and Generic Lenovo Thinkvision 1600x1200 monitor (DVI) Since I have different DPIs on both screens, I ...
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55 views

xrandr and multiple displays

So I'm pretty new to Ubuntu and Linux in general. I have Ubuntu 14.04 installed on my laptop and want to attach another monitor. The native laptop display is running at 1366x768 and my monitor is ...
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1answer
58 views

Is there an equivelant to windows+p hotkey (change between mirrored/extended monitor) in Ubuntu?

In Windows, Windows Key + P changes how an attached monitor is attached. I primarilly used it to swap between mirrored and extended views. Is there a similar hotkey in Ubuntu 14.04? To clarify, I'm ...
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54 views

Two monitors one 23“ hd and one 28” 4k

I have two monitors connected to my computer, I am using Ubuntu 14.04.1. One screen is set at full hd 1920x 1080 and the other monitor is 28" 4k set to 3840 x 2160. I have nvidia 760 display card. I ...
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0answers
24 views

Reinstalling Unity greatly increased start time

I had some issues with xrandr; namely, I set a primary monitor as DVI0 instead of DVI-0 which caused a whole mess of issues. After an hour of searching/messing around in the root terminal, I managed ...
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17 views

X server boots on unconnected screens rather than on internal laptop screen

I usually use my laptop with 2 external monitors (Lenovo T520 with docking station supporting 2 DVI outputs) which generally works fine. I always keep my internal screen turned off. Unfortunately ...
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1answer
51 views

Overlapping gnome-terminals in second monitor

I'm not quite sure how to properly title the issue that I'm facing. I use a lot of terminals and I really like the feature where Ubuntu opens a new terminal next to existing ones. However, If I ...
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55 views

Set user-created display mode as default for device with xrandr

On my notebook, for VGA connections only a resolution of 1024x768 is detected. This I by creating an ~/.xprofile file xrandr --newmode 1680x1050 146.25 1680 1784 1960 2240 1050 1053 1059 1089 ...
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64 views

Connecting second screen via HDMI

I'm pretty new to Linux: I'm running under Ubuntu 14.04 Gnome which I recently installed (my laptop was OS-less when I bought it). It has an Intel Haswell Mobile chipset and I can't seem to connect a ...
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136 views

Is my system capable of doing dual monitor output? Ubuntu 14.10

Currently my computer only identifies one monitor, and the other one won't display anything while it's twin is switched on. I've been looking at various guides but they seem predicated on having a ...
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90 views

Ubunt 14.04 dual monitors not working

I have a radeon 7970 to power my main monitor and a second gpu (5000 series I think?) powering my second monitor. They both work fine on windows 7, with the amd catalyst drivers. However, after trying ...
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5 views

Apple G5 dual monitors

When I have dual monitors with the Apple hook up my computer will not completely start and both monitors will go black and the power lights will blink just before that happens it says cannot reserve ...
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64 views

Lubuntu Using AMD dedicated graphics card and onboard graphics card at the same time

I am trying to use 2 different graphics cards on my PC, a AMD radeon HD 5750 and an Intel HD 3000. I have this setup working in both Windows XP and Windows 7 but I have no idea how to do it in ...
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162 views

System Tray icons (Skype, Wifi) and Double Displays

After upgrade no notebook to Ubuntu 14.04, I noticed the missing of my System Tray icons, such as Skype, Dropbox and others. After this, my system tray has back to show my apps: sudo apt-get ...
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122 views

Auto-detect new monitors/TVs and resize screen resolution in Ubuntu 14.04 Server

I have an Ubuntu Server 14.04 LTS installed on Zotac ZBOX CI320 Nano which has two video sockets: HDMI and Display Port. The PC hosts my website, download torrents, runs XBMC media center software ...