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

learn more… | top users | synonyms (1)

187
votes
12answers
54k views

How do I disable mouse magnet on middle edge with multi monitors?

I use Ubuntu 12.04 on a two screen setup. Multiscreen on 12.04 has generally become much better, but there is one thing that really gets on my nerves: there's a mouse magnet of sorts on the middle ...
28
votes
10answers
36k views

System Monitoring Tools For Ubuntu

I am looking for System Monitoring tools which are GUI and Cli or Web Based which include Basic Functions such as CPU Usage Ram Usage Swap Usage Disk Usage ( Space / I/O ) Heat Monitoring I know ...
74
votes
6answers
50k views

How can I remove duplicate second Unity Launcher on a Dual Screen setup?

See attached image. On my dual screen display I have a Unity Launcher on the left hand screen and also on the right hand screen. Both work perfectly fine. I don't want two Unity Launchers. Every time ...
16
votes
9answers
20k views

Dual monitor applications opening on wrong monitor

I am new to ubuntu, been using it for about a month now. I created this desktop for myth tv, and so i use a dual monitor configuration(one monitor for watching shows, and one for everything else). But ...
19
votes
3answers
4k views

notify-osd and dual monitors

I use Ubuntu 10.10 on a laptop, with an external monitor, which is used as the primary. Notify-osd alerts show on the connected monitor, as I want. However, some days ago I removed both gnome panels ...
69
votes
6answers
83k views

How do I setup dual monitors in Xfce?

I've got an laptop with a intel chip, and I'd like to setup dual monitors in Xfce. How do I do this?
7
votes
1answer
38k 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 ...
20
votes
6answers
25k views

How do you use an android tablet as a second display?

I've noticed people using a product for Windows and Mac called iDisplay which lets you use your Android or iPad as a secondary display. This seems like a great idea, and something that could be done ...
36
votes
4answers
14k views

How does Unity work in multi-monitor configurations?

Unity in 10.10 appeared to be focused around single monitor configurations with a single tasking workflow. This works quite well on a netbook which has limited screen real estate. How does the ...
9
votes
2answers
8k views

How to automatically switch monitors with my laptop dock

I have a Dell Precision M4300 with a Dell Dock PRO1X running Ubuntu Natty. When I have the laptop docked the lcd display is off and I use two external monitors however when I undock the laptop it ...
14
votes
1answer
2k views

Is it possible to have two different DPI configurations for two different screens?

I'm using Ubuntu 12.04.3 with NVidia drivers (319) for my Quadro K2100M graphic card, and when I switch my main 3200x1800 laptop screen to mode 1920x1080 (using nvidia-settings), the display goes ...
5
votes
3answers
4k views

How do I calibrate a touchscreen on a dual monitor system?

I have a dual monitor setup of two different sizes. My primary monitor is a 23 in widescreen Acer T230H touchscreen, and the second is a regular 20 in. When I go to use the touchscreen, the cursor ...
47
votes
3answers
17k views

Quickly place a window to another screen using only the keyboard

I know that using Alt-F7, I can use the keyboard to move the window around. I can also use the "Grid" plugin of Compiz to position quickly the window around my current monitor. The grid plugin doesn't ...
19
votes
4answers
27k views

Multi screen problems “virtual size does not fit available size”

I recently upgraded to 11.04 beta 2 and everything works just like clockwork, but now I’ve run into multi screen issues :/ at first it worked but then a installed the proprietary drivers (I think this ...
9
votes
5answers
22k 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?
8
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??
4
votes
2answers
9k views

Two monitors when only having one in 13.10

I just did a fresh install of Ubuntu 13.10 64bit, and it says that I have 2 monitors, when I actually only have one I have a Dell XPS 15 with Nvidia graphics card if that helps in anyway
42
votes
4answers
23k views

Multiple monitors, multiple workspaces?

I connected my laptop to my LCD. Using the laptop display hotkey I can switch between different modes - only laptop monitor on, only LCD monitor on, both on and display the same view, both on and the ...
9
votes
2answers
993 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?
20
votes
10answers
16k views

How to select in what monitor youtube fullscreens?

I have a dual monitor set-up. When I'm at YouTube, and I click the fullscreen-icon, the fullscreen automatically goes to the second window. How do I get it to go fullscreen on my main monitor?
4
votes
1answer
2k views

Ubuntu Detects 2 monitors when I only have one

Ubuntu Detects 2 monitors when I only have 1. This causes an issue when booting up because it's detecting 2 monitors and by default it is mirroring the display; which is causing a distorted picture ...
2
votes
2answers
5k views

Unknown display besides laptop Built-in display. Old question but with no answers

After my update from 12.04 to 13.10 my display configuration started showing an extra unknown monitor, even though I have nothing connected. lscpi: 00:02.0 VGA compatible controller: Intel ...
6
votes
1answer
6k views

How can I force fullscreen on my right screen?

I have 2 screens: 17" on left and 22" screen on right side. When I watch a movie with VLC and want to watch on full-screen on my 22" screen (the right one), I move my VLC window in right screen and ...
4
votes
1answer
2k views

ATI Catalyst doesn't retain changes after reboot when setting extended display

I have Ubuntu 11.10 and I'm trying to set up extended display for my two displays. I have an AMD 6870. fglrx and fglrx-updates are installed. When I launch amdcccle trough the terminal (using ...
19
votes
1answer
6k views

Nvidia How do I get three monitors working?

My workstation has two Geforce 7300GTs and three monitors, and I'd like to put them to good use. Dual monitors works out of the box, but triple doesn't. How can I get the third monitor up and going ...
15
votes
1answer
6k views

Can I set up 2 monitors to be 2 separate Gnome virtual desktops instead of one big?

If I plug an external CRT to my laptop, it normally either displays the same picture as the laptop's panel, or extends the desktop area. But I'd like it to be a separate virtual desktop (a workspace, ...
15
votes
2answers
3k views

How to maximise a window across two monitors?

It's easy to maximise windows on a single monitor (press the maximise button, or drag the window titlebar to the top of the screen). How can I maximise a window so that it takes up two screens?
27
votes
8answers
41k views

How to make YouTube fullscreen actually fullscreen?

Whenever (using flash) I make YouTube videos fullscreen then they come out not actually any bigger. In the screenshot below you see exactly what I see when watching a video in fullscreen mode. All ...
14
votes
5answers
23k views

How do I get HDMI output working on a Dell XPS 15 L502x?

Recently I've bought my dream's notebook, a Dell XPS 15 but since then this dream became a kind of endless nightmare. I'm almost getting crazy to make my graphic card driver work properly, but it ...
10
votes
5answers
2k views

Why are my file selection dialogs so big? How do I make them smaller?

When I use an external monitor, my file selection dialog boxes seem to be huge -- wider than my larger screen. I assume it is a nautilus issue since it happens whether I'm trying to open a file to ...
6
votes
1answer
2k views

Personalize monitor position before login

I'm using multiple monitors. When logged in everything I fine. Left monitor is positioned left and right monitor is positioned right, but before I login the login screen positions them the other way ...
7
votes
2answers
3k 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
2answers
1k 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 ...
5
votes
6answers
30k 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 ...
3
votes
1answer
3k views

Best triple head display setup

I'm currently running Ubuntu 12.04 with a darn good triple head display setup. I've got a VisionTek 900530 Radeon HD 5450 512MB DDR3 PCI Express video card that has two DVI outputs and one Mini ...
3
votes
2answers
9k views

rotating screen 90 degrees clockwise

Just got a new computer loaded with NVidia GForce N430, and installed a fresh new Ubuntu 11.10 amd64. I also enabled nvidia drivers using "additional drivers" apt, and all is working fine in "normal" ...
8
votes
7answers
5k 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 ...
4
votes
3answers
7k views

Any really decent way to get three monitors?

What satisfactory solutions are there to achieve three monitors on Ubuntu? I know some ATI cards (Eyefinity) can support 3 monitors from a single card, but I don't know how well this is supported ...
2
votes
1answer
3k views

Can T520+Bumblebee run an external monitor via DisplayPort?

Using 64-bit Ubuntu 11.10 and integrated (Intel) graphics, I can run the 1600x900 laptop display plus a 1600x1200 external monitor connected to the VGA adapter. But my external monitor is 1920x1200 ...
3
votes
0answers
921 views

Nonexistent display (Unknown Display) messing things up

I've been cracking my head with this one all day, read all there is to be read around the issue (not much to be found on it to be honest: some questions, some blog posts and some unresolved tickets) ...
3
votes
3answers
6k views

Settings for multiple monitors are not stored

I am running Ubuntu 12.04. on a Lenovo Thinkpad T400. I connected an external monitor as a second display. The laptop stands under the external screen. The laptop has a native resolution of 1440x900 ...
1
vote
1answer
459 views

Why are notifications appearing in the invisible black zone above my monitor?

I've got two monitors, with the right side one being slightly lower in the display settings. However any notifications I receive from notify-osd (including pidgin, notify-send etc) are sent to the ...
21
votes
3answers
14k views

Multi display issue with Ubuntu GNOME 14.04 [closed]

Fresh install of Ubuntu GNOME 14.04 with 3 displays (fglrx driver). I can correct the screens order in System Settings / Display but it is not saved when I close the session and reopen it. Screens ...
15
votes
2answers
38k views

How can I set up dual monitor display with ATI driver?

I have 11.10 running on a system76 laptop. without the proprietary driver i was able to set up a second monitor (samsung 19") with extended display. when i activate the proprietary driver, the only ...
9
votes
5answers
6k views

How can I toggle between single and dual monitor setup?

I have two monitors working just right with nvidia driver. There are times, however, where I want to have just one monitor and other times where I need two: I must open NVidia XServer Settings, go to ...
6
votes
4answers
10k 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
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 ...
15
votes
3answers
7k views

How can I make notifications appear on a specific monitor?

In my Ubuntu 12.04, I have two monitors: left is the laptop and the right one is an external and big monitor. My vision is generally focused on the laptop monitor, but the notifications appears in the ...
15
votes
3answers
17k 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 ...
8
votes
3answers
6k 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 ...