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

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287
votes
12answers
86k 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 ...
38
votes
2answers
26k 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 ...
90
votes
8answers
126k 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?
112
votes
6answers
75k 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 ...
28
votes
7answers
39k 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 ...
38
votes
5answers
15k 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 ...
11
votes
4answers
19k views

Displayport 1.2 MST/daisy chain - Dual Monitor setup - Intel graphics

I am running ubuntu 13.10 on a desktop system and I have 2 monitors that I am trying to connect via Displayport's 1.2 multi-streaming support. The system is equiped with an Intel Core i7-4770K ...
38
votes
9answers
52k 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 ...
19
votes
1answer
10k 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 ...
1
vote
1answer
754 views

Ubuntu 14.10 Aero snap in two screen horizontal setup?

I managed to get Aero snap left and right working in metacity Ubuntu 14.10 and now I would like to come up with the correct winctrl commands so that I can mimic the same effect on a two screen setup, ...
96
votes
4answers
51k 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 ...
10
votes
2answers
17k 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
19
votes
3answers
5k 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 ...
9
votes
1answer
52k 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 ...
59
votes
5answers
41k 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 ...
6
votes
2answers
5k 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 ...
10
votes
2answers
9k 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 ...
18
votes
5answers
38k 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?
22
votes
1answer
8k views

How do I get three monitors working with Nvidia?

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 ...
21
votes
4answers
29k 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 ...
13
votes
1answer
1k views

Laptop freezes after connecting external monitor, since 16.04 update

I have a Zenbook UX303U with integrated Intel HD5000, and using an external monitor worked fine until I updated to Ubuntu 16.04LTS this weekend. Now, when I plug my second screen and then move the ...
5
votes
1answer
814 views

Run script when monitor is connected

I am trying to run a script located in usr/local/bin/ when I connect an external monitor to my laptop. I have tried to add a new udev rule but that did not work. I created a new file in /etc/udev/...
23
votes
12answers
34k 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?
7
votes
3answers
9k 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 (...
2
votes
2answers
569 views

Saving and restoring window positions

I'm experiencing a bug where when the machine comes back from standby a monitor connected via displayport (MST) does not come back on, however the windows are still in the area it cover if it did come ...
9
votes
1answer
11k 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 ...
32
votes
3answers
41k 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 ...
13
votes
2answers
14k views

Can't set a higher screen resolution in a external display in a Dell Mini 10v laptop

I have a 22'' display from HP (w2207h) connected to my laptop (a Dell Mini 10v or 1011) through a VGA switch (a share this screen with a desktop computer and a Nintendo Wii). My problem is that I can'...
17
votes
2answers
44k 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 ...
19
votes
2answers
6k 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?
8
votes
2answers
3k views

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

How do I remove top bar on secondary monitor??
15
votes
5answers
30k 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 ...
32
votes
8answers
54k 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 ...
11
votes
6answers
3k 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 ...
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 Closing/...
5
votes
2answers
138 views

How to move from screen 1 to screen 3 by moving cursor to the left and vice versa?

If I have to move the mouse from the left screen all the way to the right screen, the distance is quite big. Is there a way to virtually connect the sides of the screen as if they were arranged in a ...
4
votes
2answers
9k views

Dual Monitor problems - Screen Flicker and Offset

I have just installed Ubuntu on a Dell Inspiron 15. I'm using an AMD Radeon HD 7730M with the latest beta drivers installed. Whenever I try to plug in a dual monitor I get incredibly bad screen ...
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 ...
4
votes
3answers
1k views

How to Configure Launcher Placement in Multi-monitor Setup

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 ...
3
votes
2answers
12k views

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

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 ...
2
votes
2answers
7k views

ERROR : could not set the configuration for CRTC 64

I was working on Ubuntu 12.04 doing my opengl programming and the problem was that I needed to use nvidia prime (laptop here), then backport it to dual monitor which was not supported. I got tired of ...
7
votes
4answers
9k 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 ...
6
votes
4answers
17k 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 ...
3
votes
0answers
957 views

Can not get Dual Monitors to work on Different GPUs [closed]

My setup is a follows: 19" 1440x900 monitor on my nVidia 460 GTX 17" 1280x1024 monitor on the internal nVidia card Now, I am able to get a xserver running on both monitors, but I am trying to ...
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 ...
1
vote
3answers
753 views

Put external monitor on the left

On my laptop with 14.04, I want to use an external monitor. I want to put my external monitor on the left side but ubuntu seems to logically put it on the right side. I tried to organize the display ...
1
vote
1answer
2k views

Running a script at startup that uses xrandr to set display options

I've tried numerous methods of getting the following commands to run at startup xrandr --output DFP10 --rotate left xrandr --output DFP11 --right-of DFP10 This is necessary because my left monitor ...
1
vote
0answers
131 views

Add Secondary Monitor (Nvidia 367.27, 16.04, DisplayPort)

The Nvidia driver fails (I've tried 367, 364, 361) when I attach a monitor to the mini displayport. As soon as I do that, the UI changes... I think Unity fails to load given all the fonts change, ...
0
votes
1answer
169 views

Permanently set the resolution for my second monitor

After every restart, I have to manually set the resolution of my second monitor with: sudo xrandr --newmode "1600x900_60.00" 118.25 1600 1696 1856 2112 900 903 908 934 -hsync +vsync sudo xrandr -...
18
votes
3answers
5k 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?