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

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9
votes
1answer
604 views

How to keep top panel only on only one of my dual monitors?

I am using dual monitors (equal) and have recently switched to 11.10. When I used 10.04, the top panel with indicators, etc. was showing only on my left monitor, leaving the entire space of the right ...
9
votes
1answer
1k views

Multimonitor menu bar

Does anyone know of a way of extending the menu bar from one screen all the way across to the other, so that the gnome menu bar spans both/all monitors? I'm basically looking for something similiar ...
9
votes
1answer
581 views

How to 'Expo' One Big Wall with Dual Monitors [closed]

With Dual Monitors, when I use the Expo, it clones repeating itself in each monitor. With 10.10 I solved this with the option 'One Big Wall' but this doesn't work on 11.04 I have a nvidia 560Ti with ...
8
votes
2answers
6k views

xmonad dual monitors

I have been giving the window manager Xmonad a try for a few days now on Ubuntu 11.04. I like it a lot but i just set up a second monitor and haven't found the way to configure Xmonad properly for ...
8
votes
1answer
5k views

list existing X display names?

How do I get a list of current X display names? Apart from being a useful thing to know, I want this so that (hopefully!) I can use xcalib -invert -alter as suggested in this question to invert the ...
8
votes
3answers
5k views

Simple switching between multiple monitor configurations

Context I use Ubuntu 11.04 on a laptop. I have three monitor configurations: Work: disable laptop monitor, use external 1920 X 1200 monitor Home: disable laptop monitor, use external 1680 x 1050 ...
8
votes
2answers
5k views

I cannot set up dual monitors to work with 11.10 using amdcccle 11.9

I've installed the ati catalyst drivers 11.9 manually because the default ones don't work with gnome-shell. But when that I try to change the settings in amdcccle(adminstrative) to use multi-display, ...
8
votes
3answers
9k 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 ...
8
votes
2answers
696 views

Switch workspaces individually on each monitor

In 12.04 with a two monitor setup (using unity and compiz), is it possible to switch workspaces individually for each monitor?
8
votes
6answers
5k views

Force gdm login screen to the primary monitor

I have two monitors attached to my video card. Primary monitor has a resolution equal to 1280x1024 and the second has 1920x1200. My gdm login screen always appears on the second monitor even if it is ...
8
votes
1answer
2k views

Xorg.conf (nvidia) Second Monitor getting settings of first

I've been spending the weekend (and some time before that) trying to set up my Korean QHD270 and Benq G2222HDL monitors with Ubuntu 13.10. With the nouveau drivers install both monitor function ...
8
votes
2answers
279 views

How to provide second monitors resolution to application?

I have a dual monitor setup, with the basic TwinView settings from my Nvidia-card (550 Ti). One monitor is my primary display (1600x900) and the other is my TV (1920*1080). I have arranged XBMC to ...
8
votes
1answer
623 views

Multimonitor in login screen vs. lock screen

I have a multiple monitor setup with two screens. The login screen uses dual monitor mode (as seen on the first picture), but the lock screen (CTRL + ALT + L) uses only a single monitor and disables ...
7
votes
5answers
17k views

How to span single wallpaper over dual monitors?

I have dual monitor set up in Ubuntu 11.10. I want to have a single wallpaper spanned across both monitors. How do I do this?
7
votes
1answer
688 views

Can OO Presentation go full-screen to the secondary monitor?

I have two screens set up on my desktop, the second is a projector. For obvious reasons I would like to have the secondary screen ( projector) display the full-screen view of OO Presentation. I am ...
7
votes
2answers
1k views

Where can I find an automatic day-night color balance adjuster similar to f.lux/Redshift that works with multiple monitors?

I tried f.lux, and I like what it does (automatically adjust the color balance of your monitors depending on time of day), but it seems to work on only 1 of my monitors. Can I configure it to work on ...
7
votes
1answer
32k views

Xorg server configuration fail - no screens detected

I have a serious problem with Xorg server on ubuntu 12.04 (with nvidia 420M GT card). At home I am using an external monitor connected to my laptop's HDMI port - the external display is used as ...
7
votes
5answers
3k views

Screen turns black when plugging in a second monitor

I'm running 11.04 on a 2011 13" mackbook pro (intel hd 3000 gpu). Previously everything had been fine, but today when I plug in an external monitor (17" Acer being plugged in via a mini display port ...
7
votes
3answers
2k views

How to run game on one monitor and have programs on other monitor still visible?

How can i make programs on second monitor still visible while playing game (Wolfenstein: Enemy Territory)? I know that i can use windowed mode, but playing in windowed kinda feels different, like ...
7
votes
1answer
238 views

Is there a way to move the unity launcher 'show' edge on multiple monitor setup?

I'm in a situation where my primary monitor is on my right and that is the screen with the Unity launcher. When I fullscreen an app, the edge that actually tiggers the launcher to reappear is on my ...
7
votes
2answers
427 views

How can I launch apps on the screen that the mouse cursor is on?

I have two screens connected to my computer. I want applications to start on the screen my mouse cursor is on. How can I set this?
7
votes
2answers
2k views

Is it possible to setup auto-detection of HDMI?

Right now when I plug my HDTV into my laptop's HDMI input I have to run 'xrandr' for it to recognize the display and then manually switch the audio hardware selection. Is there a way that Ubuntu ...
7
votes
2answers
2k views

How to make the most of dual monitors?

I've recently acquired a second screen for my laptop. The external one is, of course, way bigger than the integrated one. So I've been wondering, how do you guys set up your Ubuntu for two monitors? ...
7
votes
1answer
2k views

How do I remove top panel on dual screen on secondary monitor?

How do I remove top bar on secondary monitor??
7
votes
1answer
884 views

External Monitor display on Thinkpad W520 with 12.04

I know there is a lot of material regarding these problems, but much of it seems outdated and nothing seems to be working for my situation: ThinkPad W520 (Intel 3000 and Nvidia 1000M chipset) OS: ...
7
votes
1answer
1k views

Xinerama = 1 loses theme [closed]

I am testing out 12.04 and am using Xinerama = 1 in xorg.conf. When I do this, everything seems to work, except that some applications end up with strange looking buttons. Please see this image: ...
7
votes
4answers
530 views

Is there anyway I can stop the panel from showing up when I switch focus to a different application?

I have a dual monitor setup going. I want to play a video (using SMplayer) on the second screen while using applications on the first screen. I have it working except for one annoying thing. When ever ...
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 ...
7
votes
1answer
394 views

How can I prevent an app from leaving full screen mode when I move the cursor to another display?

When I have dual displays set up, or when I am using Synergy to use one keyboard and mouse across two computers/screens, I can't seem to retain F11 full screen mode for the top application when I ...
6
votes
3answers
12k views

Permanantly set monitor as primary

I am running Ubuntu 12.04 (beta) with a triple head setup and GNOME 3 desktop (ie "GNOME" selected not "Ubuntu" at login screen). It seems that it handles multiple monitors by blessing one monitor to ...
6
votes
2answers
999 views

How to easily open the Launcher with a secondary monitor to the left

I have two monitors (24" as main and a 19" to the left). Each time I want to swap to a different application or launch a new one, the launcher seems a little problematic to come up. Even though ...
6
votes
4answers
9k views

The desktop cannot be created because its area is too large with ati card and dual monitors

I have two monitors (1920x1200 and 2550x1600) and ati card (hd 4870x2). I installed the ati drivers from additional drivers panel. Unfortunately ulike in previous versions of ubuntu I am unable to set ...
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 ...
6
votes
4answers
6k views

Dual monitors behaving strangely with ATI Mobility Radeon HD 3650

I recently installed Ubuntu and intended to use my 1920x1080 monitor with my 1440 x 900 laptop via HDMI, however, when I went into system settings to extend the displays I got this error: The ...
6
votes
2answers
2k views

windows maximize in the wrong display

I use dual display with Ubuntu 12.04. Display 1: Thinkpad T420s. Intel HD3000 Display 2: HP 1955. Whenever I want to maximize the windows (say a Chrome browser) in display 1, it automatically ...
6
votes
2answers
2k views

Disabling monitor reconfiguration when closing lid

I often need to move my laptop from one working place to another. When I do this, there are two events Ubuntu responds to by changing the monitor set up: Removing/attaching the VGA cable ...
6
votes
3answers
1k views

Graphics cards so I can have 4 monitors

I currently have a single old graphics card to which I have connected 2 monitors giving me a big desktop of 2560x1024. If I get 2 of the following graphics card: ...
6
votes
2answers
3k 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 ...
6
votes
1answer
962 views

Is it possible to use more than two monitors?

Is it possible to use more than two monitors in Ubuntu? If so, which graphics cards are known to work for example with three monitors in Ubuntu?
6
votes
1answer
3k views

Using DisplayPort with ThinkPad and DockingStation does not work

I have a ThinkPad x230 in a Mini Dock Plus. It is connected to two ThinkVision displays. Currently I'm using DVI, as I have had trouble using DisplayPort: Ubuntu is a current 12.10 installation, the ...
6
votes
2answers
1k views

unity slow with dual-monitor

With single-screen, Unity is fast in opening apps, switching between opened apps, etc. When I use dual-monitor then i see considerable drop in performance in the above mentioned areas. Overall system ...
6
votes
1answer
3k views

Force full-screen game to one monitor?

I have two monitors, one 1920x1200 and the other 1920x1080, and in 10.10 they were "separate". As in when I opened the display preferences they were shown as separate screens. Since installing (from ...
6
votes
4answers
734 views

xorg.conf changes from nvidia-setting have no effect after reboot

I have upgraded from 13.04 to 13.10 today and everything works smooth apart from one thing. I have a dual monitor setup and every time reboot the screens have switched places (left screen on right ...
6
votes
1answer
332 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 ...
6
votes
1answer
123 views

Is it possible to set the Launcher to autohide on only one display?

I would like to access the launcher on my smaller notebook panel without wasting precious space. As space is not an issue on my external panel, there's no reason to autohide the launcher there. Is ...
5
votes
6answers
29k views

getting dual monitors to work on 11.10

I have two portrait mode monitors (the same model but one plugged in digitally, one analog). Both worked fine (as one big visual space) when I was on Maverick Meerkat. When I installed 11.10 I ...
5
votes
2answers
4k views

Triple Head Nvidia and Intel

I have a dell inspiron with an Intel integrated video and an nvidia video card. actually i have a dual head 2 x 27 samsungs monitors and i got an old 24 inch sitting there by himself crying to be ...
5
votes
5answers
718 views

Building a six-screen setup. What video cards options are there?

I'm building myself a nice setup with a massive amount of screen real estate. Since I had/have problems with video drivers in the past. I'm asking for advise here first. I want to connect at least ...
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
3answers
3k views

Dual monitor Unity launcher opening on wrong monitor

Is this a specific unity configuration or a dual monitor configuration problems ? In NVIDIA X Server Settings. Make this the primary display for the X screen, is my choice the middle display. But the ...