For questions about connecting multiple monitors to a single computer either desktop or laptop.

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184
votes
10answers
732k views

How do I get different background images on my dual monitors?

Is there a way to set two different background pictures for my two monitors in Windows 7? By default the same background picture is used for both displays. I am looking for a solution without ...
158
votes
6answers
82k views

How to control Windows 7 snap feature with two monitors?

There is the Snap feature in Windows 7. But it seems to not work when dragging window to the edge that are adjoin to the second monitor. How to make it working? May be some regedit cheat or something? ...
82
votes
7answers
48k views

How do you prevent the dock from switching monitors in OSX Mavericks?

In Mavericks, Apple introduced a "feature" where if you hover at the bottom of any screen the dock pops up on that screen. This is disrupting my workflow as I am constantly having the dock pop up ...
78
votes
13answers
161k views

How to move windows that open up offscreen?

I have a dual monitor setup, and I recently played around with the positioning settings, and some of my single window applications do the favour of preserving where they were last closed, and opening ...
69
votes
7answers
28k views

Can I use my laptop as a second monitor?

Is it possible to make my laptop's screen act as a second monitor for my desktop computer?
51
votes
7answers
44k views

Dual monitors on Windows - How do I set a different DPI or text size on each monitor?

My laptop is a 15" wide screen running at 1600x1050, and in addition to that I connect an external 19" LCD which runs at 1280x1024. The problem with this setup is that if I increase the text size to ...
46
votes
4answers
7k views

With dual monitors, one rotated 90 degrees, how can I get windows to line up correctly?

I have two monitors. One rotated 90 degrees. The other at standard station. I've adjusted the two monitors to heights that are comfortable for me. Allow me to attempt some ASCII art to demonstrate: ...
41
votes
7answers
14k views

How to disable sticky corners in Windows 8?

I have 2 monitors and in Windows 7 I used to just mouse-flick maximized windows from one monitor to the other. With Windows 8 however (charms disabled), my mouse hangs in the corners while doing ...
34
votes
5answers
28k views

VirtualBox to use dual monitors

I am am running Kubuntu Hardy Heron, with a dual monitor setup, and have VirtualBox on it running Windows XP in seamless mode. My problem is, I can't get virtualbox to extend to the second monitor. ...
34
votes
5answers
110k views

How do I get the Windows 7 taskbar with the Start Menu to display on dual monitors?

I am looking for an application with features as follows:- It will give me a dual monitor set up with a Windows 7 taskbar with Aero peek and the Start Menu on each monitor. The taskbar should ...
33
votes
2answers
57k views

Different backgrounds for dual monitor setup

I have read and seen on videos that support for per-monitor backgrounds have been introduced natively in windows 8, but I cannot seem to find where to change the 2nd monitor background anywhere. ...
32
votes
16answers
46k views

How do I open a remote desktop session on a secondary monitor?

How do I open a remote desktop session on a secondary monitor (in full-screen)? It always seems to want to open on the primary one and I cannot find a switch which lets me choose. Is there a known ...
31
votes
24answers
8k views

Multi-monitor Usage [closed]

How many different applications do you use with a 2, 3, 4, 5 or more monitor setup? What's the most sophisticated multi-monitor setup you've seen? To be more specific, I would like to know exactly ...
29
votes
6answers
15k views

Triple (3) Monitors under Linux

I have a 3 monitor setup (each 1680x1050) via an Nvidia NVS440 (2 GPUs, 2 outputs per GPU totalling 4 outputs); this works fine under Windows XP,7 but caused considerable headaches under Linux (Ubuntu ...
27
votes
10answers
36k views

Is there a way to fake a dual (second) monitor

Is there a way to fake a dual monitor for testing. I have only one monitor and I have to make an application that is suitable for two monitors. The second monitor screen should appear as a window ...
25
votes
7answers
67k views

How to disable monitor auto detection in Windows 7?

I am currently running Windows 7 Ultimate 64-bit with a dual monitor setup with an NVIDIA 7950 GT graphics card. One monitor is dedicated to this machine and the other monitor is connected to a DVI ...
23
votes
3answers
49k views

How to watch a video in full screen on multiple monitors?

How can I watch a video in full screen on multiple monitors? I'm using Windows 7 x64 and I can only make it go full screen on one monitor.
23
votes
12answers
16k views

How to Use 3 Monitors

Right now my setup has a nice big 24" flatscreen in the center with a 19" flatscreen to the left. But I have a big gaping hole on the right. I have a 3rd monitor to put there, but I'm not sure how to ...
23
votes
7answers
20k views

Can I sleep one of the displays on a dual-monitor setup (running Windows 7)?

I want to be able to 'put the display to sleep' on one of my two monitors when it isn't needed, so it doesn't distract me or use unnecessary power. Ideally, the display would be asleep, but the OS ...
22
votes
9answers
6k views

Cmd+Tab App Switcher is on the wrong monitor

I have an external monitor connected to my laptop, and the external monitor is set as the primary display. My problem is that sometimes after I've connected the monitor, the App Switcher still shows ...
22
votes
6answers
16k views

How to get Windows 7 logon wallpaper to tile to other monitors?

In 2000/XP/Vista it was easy to set a wallpaper for the logon screen, either manually through tools like Logonstudio or simple registry changes by hand on prepared installation images or through ...
22
votes
3answers
7k views

Solutions for presenting PDF slides with presenter notes on second display [closed]

I made a presentation using the latex beamer class with notes. Now I have a problem displaying notes only on my display while presenting the slides to the audience using a projector. Beamer notes ...
20
votes
6answers
20k views

Broken mouse cursor on main monitor, Windows 7 64 Bit, ATI Radeon HD 7870

UPDATE: Please check out the new answer I've posted to this problem. It might be that a solution to this frustrating problem exists now. Scroll down to see it. Quite a while ago my graphic card died ...
18
votes
1answer
2k views

How to split Emacs over a dual monitor?

I would like to split Emacs over a double monitor. How do I do that?
17
votes
6answers
34k views

Is Displayport preferable to DVI for monitor connections? [closed]

I'm currently running a single Dell 24" (2408WFP) screen, but am considering adding a second. The problem I've got is that I'm currently using the DVI connector to the on board graphics, so will need ...
17
votes
3answers
13k views

Dedicated mouse and keyboard for a virtual machine, is it possible?

Let's say I have a PC with two monitors atached. I'm running e.g. Windows Vista natively, and start up a virtual Ubuntu PC. I change to fullscreen mode so that on one Monitor, I see my Windows ...
17
votes
6answers
31k views

Looking for a real DisplayPort hub/splitter [closed]

In my search for a new display, I came across the Dell Multi-Monitor Hub MMH11, which seemed to be an alternative to my search for daisy-chainable DisplayPort displays. However, before I cave and ...
16
votes
3answers
7k views

Is it possible to open Modern UI apps on a second display?

It seems like when opening the Modern UI version of IE from the Start screen, it will only open on the main display. Afterwards, I don't know how to move it to the second display, since Win+← and ...
16
votes
1answer
45k views

Is there a way to move the taskbar to another monitor?

I am using Microsoft Windows XP Professional SP2 and three monitors. I would like for my taskbar to be moved to the third monitor. How can I get it over there instead of on my primary monitor?
16
votes
4answers
9k views

How can I stop Flash from leaving full-screen mode when it loses focus due to a mouse-click in the other monitor?

On a multi-monitor system, if I'm viewing a full-screen video in Flash on one monitor, clicking the mouse on the other monitor causes Flash to leave full-screen mode and revert to normal size. What's ...
16
votes
4answers
2k views

How to buy a computer that supports multiple monitors?

When shopping for a new desktop computer, I'd like to get one that allows me to use two monitors. Is that something that most current-generation video cards can do (in late 2012), or do I need to ...
15
votes
2answers
9k views

Add panel to secondary monitor on Ubuntu 10.04

I am running Ubuntu 10.04 Lucid Lynx and I was wondering if it is possible to put a panel on a secondary monitor. Here are methods I have tried which did not work: Click and drag the panel from the ...
15
votes
6answers
15k views

Add Dock to second monitor on Mac OS X

Is it at all possible to add a dock to a second monitor on Mac OS X? If so, how?
15
votes
2answers
7k views

How do I get Windows 8 to run 2 Metro apps on each display of an extended display?

I have a Dell U2312HM 23" screen connected to my HP Envy laptop in Extended desktop mode. Is there a way I get 2 Metro "Windows 8 Style UI" to run side-by-side, with one app on each of the screens? ...
15
votes
6answers
8k views

How do I make YouTube videos fill up an entire screen when using dual monitors?

I am using a dual monitor setup on Ubuntu 9.10 using the TwinView configuration in NIVIDA X Server Settings. My total resolution is 2960x1050 pixels, and my individual monitors are 1680x1050 (primary) ...
15
votes
2answers
12k views

How to use different scaling for every monitor?

One of the new features in Windows 8.1 is the new "Desktop display scaling", which allows user to configure scaling per monitor. I've been trying to get this working in preview but with no success. If ...
14
votes
11answers
78k views

How can I use a DVI splitter cable on 1 DVI port?

I have a GTX 275 video card with 2 DVI ports. I already run 2 monitors, but I've seen cables that plug into one DVI port and split into 2 more connectors. Is there some special trick to getting this ...
14
votes
8answers
26k views

Moving a window from a disconnected monitor to connected monitor on Vista

I have a laptop that runs Vista Mega Ultimate Amazing for Business 64-bit. When at work, I connect a monitor via USB (which totally rocks) to the "left" of the laptop monitor. It's identified as ...
14
votes
6answers
108k views

Set one background to stretch across multi-monitor display?

I have two monitors and my coworker has three. We were wondering if there was a way to set a single background image to stretch across all the monitors. Right now it's the same image but repeated, so ...
14
votes
4answers
76k views

Mac: What's the keyboard shortcut for switching between video mirroring and and extended desktop screens?

What's the keyboard shortcut for switching between video mirroring and and extended desktop screens? In Display Preference the feature is called "Turn On Mirroring" or "Mirror Displays." It took me ...
14
votes
4answers
4k views

Using Vim/Gvim with multiple GUI windows

Is it possible to have 2 or more (G)vim windows for the same session, or at least share some buffers. Here, "window" refers to a Gnome(or KDE, or Windows etc.) window, not a VIM window. I use two ...
14
votes
2answers
33k views

Multiple Monitors with one DisplayPort

I've read that DisplayPort supports multiple monitors. My question is how can I connect 3 monitors with one display port, is there such a splitter? I have 2 DVI monitors and one VGA (which I could use ...
14
votes
1answer
3k views

Multiple monitors - add border collision? (Windows)

I'm using Windows 7 and two monitors with different resolution. As you can see, the right monitor is bigger then the left one, so when I try to go to the right upper corner of the left monitor to ...
13
votes
11answers
1k views

Monitor utilities

I'm a big fan of good monitor usage, but only currently use a few utilities to help me attain display nirvana across several systems and monitors. Part of this is due to not knowing what's available. ...
13
votes
3answers
25k views

Open Multiple Instances of Excel without PERSONAL.xlsb Lock Message

How does one disable or hide the "PERSONAL.xlsb is locked for editing" message when opening more than one instance of Excel 2007? I have at least two instances of Excel open at all times, since I ...
13
votes
2answers
7k views

Running Ubuntu with multiple monitors having a panel each

I have just installed Ubuntu and I'm trying to set up a correct configuration for having multiple monitors. I want the two monitors to have their own workspaces, yet the ability to drag a window from ...
13
votes
7answers
15k views

How can you maximize a window on to dual monitors in Windows 7?

I have dual monitors and I want to span my current window so that it appears as one giant window on both monitors. Does anyone know how to do this natively from windows? If not, any free utilities ...
13
votes
4answers
12k views

ATI Eyefinity under linux

I know that the new 5xxx series cards from ATI are capable of powering up to 6 monitors, but I was curious if anyone had any such luck setting this up under linux. I actually only have three monitors ...
13
votes
3answers
3k views

Change Linux Console's Default Monitor

Is there any way to specify which monitor the console is displayed on in Linux? Details: I have a 3 monitor setup with 2 video cards. When I boot the computer, the BIOS displays on the PCI graphics ...
12
votes
4answers
32k views

What is a free/open source tool to allow me to control another computer or use it as a second monitor? [duplicate]

I tried MaxiVista (their free trial) recently for using my laptop as a second monitor and it worked great. It also allowed me to control my laptop from my desktop PC. Does anyone know of a tool that ...